The University of Queensland

Developing virtual field trips for agriculture

Krishnasamy, Suresh, Smith, Millicent R., Narayan, Edward, Abdul Aziz, Ammar and Hoffman, Eleanor W. (2023). Developing virtual field trips for agriculture. International Journal of Innovation in Science and Mathematics Education, 31 (3), 3-19. doi: 10.30722/ijisme.31.03.001

Rubber leaf fall phenomenon linked to increased temperature

Azizan, F. A., Astuti, I. S., Young, A. and Abdul Aziz, A. (2023). Rubber leaf fall phenomenon linked to increased temperature. Agriculture, Ecosystems and Environment, 352 108531, 1-13. doi: 10.1016/j.agee.2023.108531

Understanding the complexity of the Indonesian fresh mango industry in delivering quality to markets: A systems thinking approach

Kiloes, Adhitya Marendra, Muflikh, Yanti Nuraeni, Joyce, Daryl and Abdul Aziz, Ammar (2023). Understanding the complexity of the Indonesian fresh mango industry in delivering quality to markets: A systems thinking approach. Food Policy, 118 102497, 1-20. doi: 10.1016/j.foodpol.2023.102497

Adoption of improved rice varieties in the Global South: a review

Checco, Julia, Azizan, Fathin Ayuni, Mitchell, Jaquie and Aziz, Ammar Abdul (2023). Adoption of improved rice varieties in the Global South: a review. Rice Science, 30 (3), 186-206. doi: 10.1016/j.rsci.2023.03.004

Biomass production of a sub-tropical grass under different photovoltaic installations using different grazing strategies

Mamun, Mohammad Abdullah Al, Garba, Ismail Ibrahim, Campbell, Shane, Dargusch, Paul, deVoil, Peter and Abdul Aziz, Ammar (2023). Biomass production of a sub-tropical grass under different photovoltaic installations using different grazing strategies. Agricultural Systems, 208 103662, 1-11. doi: 10.1016/j.agsy.2023.103662

Grassland cover declined in Southern Africa but increased in other African subcontinents in early twenty-first century

Muraina, Taofeek O., Asenso Barnieh, Beatrice, Jimoh, Saheed O., Olasupo, Ibraheem O., Bello, Suleiman K., Usman, Samaila, Mudzengi, Clarice P., NourEldeen, Nusseiba, Abdul Aziz, Ammar and Anibaba, Quadri A. (2023). Grassland cover declined in Southern Africa but increased in other African subcontinents in early twenty-first century. Environmental Monitoring and Assessment, 195 (5) 621, 1-14. doi: 10.1007/s10661-023-11160-6

The influence and impact of livelihood capitals on livelihood diversification strategies in developing countries: a systematic literature review

Habib, Nusrat, Ariyawardana, Anoma and Aziz, Ammar Abdul (2023). The influence and impact of livelihood capitals on livelihood diversification strategies in developing countries: a systematic literature review. Environmental Science and Pollution Research, 30 (27), 69882-69898. doi: 10.1007/s11356-023-27638-2

Importance of mangrove plantations for climate change mitigation in Bangladesh

Uddin, Mohammad Main, Abdul Aziz, Ammar and Lovelock, Catherine E. (2023). Importance of mangrove plantations for climate change mitigation in Bangladesh. Global Change Biology, 29 (12), 3331-3346. doi: 10.1111/gcb.16674

A study of management decisions to adopt emission reduction measures in heavy industry in an emerging economy

Panjaitan, Togar Wiliater Soaloon, Dargusch, Paul, Wadley, David and Aziz, Ammar Abdul (2023). A study of management decisions to adopt emission reduction measures in heavy industry in an emerging economy. Scientific Reports, 13 (1) 1413. doi: 10.1038/s41598-023-28417-2

The dynamics of burning activity on degraded peatland in two villages in Central Kalimantan, Indonesia

Robb, Samuel, Asi Nion, Yanetri, Anggreini, Trisna, Richards, Russell, Abdul Aziz, Ammar, Joseph, Stephen and Dargusch, Paul (2023). The dynamics of burning activity on degraded peatland in two villages in Central Kalimantan, Indonesia. International Journal of Wildland Fire, 32 (2), 222-237. doi: 10.1071/wf22067

Analysis of weed communities in solar farms located in tropical areas—the case of Malaysia

Ya’acob, Mohammad Effendy, Lu, Li, Nobilly, Frisco, Che’Ya, Nik Norasma, Aziz, Ammar Abdul, Dupraz, Christian, Yahya, Muhammad Syafiq, Atikah, Sharifah Nur and Mamun, Mohammad Abdullah Al. (2022). Analysis of weed communities in solar farms located in tropical areas—the case of Malaysia. Agronomy, 12 (12) 3073, 1-19. doi: 10.3390/agronomy12123073

Determining the optimum climate preseason for plant phenology analysis using rubber (Hevea brasiliensis) as a model

Azizan, Fathin Ayuni, Young, Anthony and Aziz, Ammar Abdul (2022). Determining the optimum climate preseason for plant phenology analysis using rubber (Hevea brasiliensis) as a model. Remote Sensing Letters, 13 (11), 1121-1130. doi: 10.1080/2150704x.2022.2131477

Using a participatory system dynamics modelling approach to inform the management of Malaysian rubber production

Ali, Muhammad Fadzli, Sulong, Siti Hawa, Julius, Kotir, Smith, Carl and Aziz, Ammar Abdul (2022). Using a participatory system dynamics modelling approach to inform the management of Malaysian rubber production. Agricultural Systems, 202 103491, 103491. doi: 10.1016/j.agsy.2022.103491

Drivers and barriers to uptake of regenerative agriculture in southeast Queensland: a mental model study

Dipu, Mokaddes Ahmed, Jones, Natalie A. and Aziz, Ammar Abdul (2022). Drivers and barriers to uptake of regenerative agriculture in southeast Queensland: a mental model study. Agroecology and Sustainable Food Systems, 46 (10), 1502-1526. doi: 10.1080/21683565.2022.2114120

Drivers and barriers to uptake of regenerative agriculture in southeast Queensland: a mental model study

Dipu, Mokaddes Ahmed, Jones, Natalie A. and Aziz, Ammar Abdul (2022). Drivers and barriers to uptake of regenerative agriculture in southeast Queensland: a mental model study. Agroecology and Sustainable Food Systems, 46 (10), 1502-1526. doi: 10.1080/21683565.2022.2114120

Ecological development of mangrove plantations in the Bangladesh Delta

Uddin, Mohammad Main, Hossain, Mohammad Mosharraf, Aziz, Ammar Abdul and Lovelock, Catherine E. (2022). Ecological development of mangrove plantations in the Bangladesh Delta. Forest Ecology and Management, 517 120269, 1-12. doi: 10.1016/j.foreco.2022.120269

Understanding the role of finance in technology adoption among smallholder maize farmers in Nigeria

Fadeyi, Oluwamayokun, A., Adhikari, Rajendra and Aziz, Ammar A. (2022). Understanding the role of finance in technology adoption among smallholder maize farmers in Nigeria. African Journal of Agricultural Research, 18 (7), 481-492. doi: 10.5897/ajar2022.15974

Modeling forest cover dynamics in Bangladesh using multilayer perceptron neural network with Markov chain

Redowan, Mohammad, Phinn, Stuart, Roelfsema, Chris and Aziz, Ammar Abdul (2022). Modeling forest cover dynamics in Bangladesh using multilayer perceptron neural network with Markov chain. Journal of Applied Remote Sensing, 16 (3) 034502, 034502-034502. doi: 10.1117/1.jrs.16.034502

A review of research on agrivoltaic systems

Mamun, Mohammad Abdullah Al, Dargusch, Paul, Wadley, David, Zulkarnain, Noor Azwa and Aziz, Ammar Abdul (2022). A review of research on agrivoltaic systems. Renewable and Sustainable Energy Reviews, 161 112351, 112351. doi: 10.1016/j.rser.2022.112351

Coastal transitions: Small-scale fisheries, livelihoods, and maritime zone developments in Southeast Asia

Fabinyi, Michael, Belton, Ben, Dressler, Wolfram H., Knudsen, Magne, Adhuri, Dedi S., Abdul Aziz, Ammar, Akber, Md. Ali, Kittitornkool, Jawanit, Kongkaew, Chaturong, Marschke, Melissa, Pido, Michael, Stacey, Natasha, Steenbergen, Dirk J. and Vandergeest, Peter (2022). Coastal transitions: Small-scale fisheries, livelihoods, and maritime zone developments in Southeast Asia. Journal of Rural Studies, 91, 184-194. doi: 10.1016/j.jrurstud.2022.02.006

Governance structures and price volatility perceptions in the Indonesian chilli value chain

Muflikh, Yanti Nuraeni, Adhikari, Rajendra and Abdul Aziz, Ammar (2022). Governance structures and price volatility perceptions in the Indonesian chilli value chain. Journal of Agribusiness in Developing and Emerging Economies, 13 (4), 631-655. doi: 10.1108/jadee-08-2021-0198

Taking a whole-of-system approach to food packaging reduction

Chakori, Sabrina, Russell, Richards, Smith, Carl, Hudson, Nicholas J. and Abdul Aziz, Ammar (2022). Taking a whole-of-system approach to food packaging reduction. Journal of Cleaner Production, 338 130632, 130632. doi: 10.1016/j.jclepro.2022.130632

Factors influencing technology adoption among smallholder farmers: a systematic review in Africa

Fadeyi, Oluwamayokun Anjorin, Ariyawardana, Anoma and Aziz, Ammar A. (2022). Factors influencing technology adoption among smallholder farmers: a systematic review in Africa. Journal of Agriculture and Rural Development in the Tropics and Subtropics, 123 (1), 13-30. doi: 10.17170/kobra-202201195569

What do consumers want in fresh mangoes? A systematic literature review

Kiloes, Adhitya Marendra, Azizan, Fathin Ayuni, Checco, Julia, Joyce, Daryl and Abdul Aziz, Ammar (2021). What do consumers want in fresh mangoes? A systematic literature review. International Journal of Food Science & Technology, 57 (3), 1473-1492. doi: 10.1111/ijfs.15503

Meeting international standards of cleaner production in developing countries: challenges and financial realities facing the Indonesian cement industry

Panjaitan, Togar W.S., Dargusch, Paul, Wadley, David and Aziz, Ammar A. (2021). Meeting international standards of cleaner production in developing countries: challenges and financial realities facing the Indonesian cement industry. Journal of Cleaner Production, 318 128604, 1-13. doi: 10.1016/j.jclepro.2021.128604

Analysing price volatility in agricultural value chains using systems thinking: A case study of the Indonesian chilli value chain

Muflikh, Y. N., Smith, C., Brown, C. and Aziz, A. A. (2021). Analysing price volatility in agricultural value chains using systems thinking: A case study of the Indonesian chilli value chain. Agricultural Systems, 192 103179, 1-15. doi: 10.1016/j.agsy.2021.103179

Using multi-temporal satellite data to analyse phenological responses of rubber (Hevea brasiliensis) to climatic variations in South Sumatra, Indonesia

Azizan, Fathin Ayuni, Astuti, Ike Sari, Aditya, Mohammad Irvan, Febbiyanti, Tri Rapani, Williams, Alwyn, Young, Anthony and Abdul Aziz, Ammar (2021). Using multi-temporal satellite data to analyse phenological responses of rubber (Hevea brasiliensis) to climatic variations in South Sumatra, Indonesia. Remote Sensing, 13 (15) 2932, 2932. doi: 10.3390/rs13152932

The dynamics of rubber production in Malaysia: potential impacts, challenges and proposed interventions

Ali, Muhammad Fadzli, Akber, Md. Ali, Smith, Carl and Aziz, Ammar Abdul (2021). The dynamics of rubber production in Malaysia: potential impacts, challenges and proposed interventions. Forest Policy and Economics, 127 102449, 1-17. doi: 10.1016/j.forpol.2021.102449

Untangling the underlying drivers of the use of single-use food packaging

Chakori, Sabrina, Aziz, Ammar Abdul, Smith, Carl and Dargusch, Paul (2021). Untangling the underlying drivers of the use of single-use food packaging. Ecological Economics, 185 107063, 1-13. doi: 10.1016/j.ecolecon.2021.107063

A systematic review of the contribution of system dynamics to value chain analysis in agricultural development

Muflikh, Yanti Nuraeni, Smith, Carl and Aziz, Ammar Abdul (2021). A systematic review of the contribution of system dynamics to value chain analysis in agricultural development. Agricultural Systems, 189 103044, 1-22. doi: 10.1016/j.agsy.2020.103044

Can traders help farmers transition towards more sustainable maize based farming systems? Evidence from the Lao-Vietnamese border

Yadav, Lava Prakash, Smith, Dominic, Aziz, Ammar Abdul, Cu Thi Le Thuy, , Hoang Xuan Thao, , Huu Huan Le, , Nicetic, Oleg, Luu Ngoc Quyen, and Vagneron, Isabelle (2021). Can traders help farmers transition towards more sustainable maize based farming systems? Evidence from the Lao-Vietnamese border. International Journal of Agricultural Sustainability, 19 (3-4), 1-21. doi: 10.1080/14735903.2021.1901466

Satellite estimation of emission factors and emissions of biomass-carbon due to deforestation and forest degradation in Bangladesh for a REDD+ program

Redowan, Mohammad, Phinn, Stuart, Roelfsema, Chris and Aziz, Ammar Abdul (2021). Satellite estimation of emission factors and emissions of biomass-carbon due to deforestation and forest degradation in Bangladesh for a REDD+ program. Journal of Applied Remote Sensing, 15 (1) 014510, 1-28. doi: 10.1117/1.jrs.15.014510

Application of optical remote sensing in rubber plantations: a systematic review

Azizan, Fathin Ayuni, Kiloes, Adhitya Marendra, Astuti, Ike Sari and Abdul Aziz, Ammar (2021). Application of optical remote sensing in rubber plantations: a systematic review. Remote Sensing, 13 (3) 429, 1-36. doi: 10.3390/rs13030429

Major drivers of coastal aquaculture expansion in Southeast Asia

Akber, Md. Ali, Aziz, Ammar Abdul and Lovelock, Catherine (2020). Major drivers of coastal aquaculture expansion in Southeast Asia. Ocean and Coastal Management, 198 105364, 105364. doi: 10.1016/j.ocecoaman.2020.105364

Toward the best practice emissions reduction in an emerging economy: an analysis of cement manufacturing in Indonesia

Panjaitan, Togar W. S., Dargusch, Paul, Wadley, David and Aziz, Ammar A. (2020). Toward the best practice emissions reduction in an emerging economy: an analysis of cement manufacturing in Indonesia. Entrepreneurship and Sustainability Issues, 8 (1), 103-122. doi: 10.9770/jesi.2020.8.1(7)

Mangrove vulnerability and potential carbon stock loss from land reclamation in Jakarta Bay, Indonesia

Slamet, Nuryanto S., Dargusch, Paul, Aziz, Ammar A. and Wadley, David (2020). Mangrove vulnerability and potential carbon stock loss from land reclamation in Jakarta Bay, Indonesia. Ocean & Coastal Management, 195 105283, 105283. doi: 10.1016/j.ocecoaman.2020.105283

Carbon emission from dredging activities in land reclamation developments: the case of Jakarta Bay, Indonesia

Slamet, N. S., Dargusch, P., Wadley, D. and Aziz, A. A. (2020). Carbon emission from dredging activities in land reclamation developments: the case of Jakarta Bay, Indonesia. Journal of Environmental Informatics Letters, 3 (2), 59-69. doi: 10.3808/jeil.202000034

The role of decision support systems in smallholder rubber production: applications, limitations and future directions

Ali, Muhammad Fadzli, Aziz, Ammar Abdul and Sulong, Siti Hawa (2020). The role of decision support systems in smallholder rubber production: applications, limitations and future directions. Computers and Electronics in Agriculture, 173 105442, 105442. doi: 10.1016/j.compag.2020.105442

Assessing yield and yield stability of Hevea clones in the southern and central regions of Malaysia

Ali, Muhammad Fadzli, Abdul Aziz, Ammar and Williams, Alwyn (2020). Assessing yield and yield stability of Hevea clones in the southern and central regions of Malaysia. Agronomy, 10 (5) 643, 1-15. doi: 10.3390/agronomy10050643

CLASlite unmixing of Landsat images to estimate REDD+ activity data for deforestation in a Bangladesh forest

Redowan, Mohammad, Phinn, Stuart, Roelfsema, Chris and Aziz, Ammar Abdul (2020). CLASlite unmixing of Landsat images to estimate REDD+ activity data for deforestation in a Bangladesh forest. Journal of Applied Remote Sensing, 14 (02) 024505, 024505-024505. doi: 10.1117/1.jrs.14.024505

Biochar's cost constraints are overcome in small‐scale farming in tropical soils in lower‐income countries

Robb, S., Joseph, S., Aziz, A. Abdul, Dargusch, P. and Tisdell, C. (2020). Biochar's cost constraints are overcome in small‐scale farming in tropical soils in lower‐income countries. Land Degradation and Development, 31 (13) ldr.3541, 1713-1726. doi: 10.1002/ldr.3541

REDD plus project design study for quantifying activity data for historic forest degradation in a Bangladesh forest using Landsat data

Redowan, Mohammad, Phinn, Stuart, Roelfsema, Chris and Aziz, Ammar Abdul (2019). REDD plus project design study for quantifying activity data for historic forest degradation in a Bangladesh forest using Landsat data. Journal of Applied Remote Sensing, 13 (4) 046518, 1-046518. doi: 10.1117/1.JRS.13.046518

Carbon management in an emissions-intensive industry in a developing economy: Cement manufacturing in Indonesia

Panjaitan, Togar W.S., Dargusch, Paul, Aziz, Ammar A. and Wadley, David (2018). Carbon management in an emissions-intensive industry in a developing economy: Cement manufacturing in Indonesia. Case Studies in the Environment, 2 (1), 1-9. doi: 10.1525/cse.2017.000976

Carbon emissions from oil palm development on deep peat soil in Central Kalimantan Indonesia

Dohong, Alue, Aziz, Ammar Abdul and Dargusch, Paul (2018). Carbon emissions from oil palm development on deep peat soil in Central Kalimantan Indonesia. Anthropocene, 22, 31-39. doi: 10.1016/j.ancene.2018.04.004

A review of techniques for Effective Tropical Peatland Restoration

Dohong, Alue , Abdul Aziz, Ammar and Dargusch, Paul (2018). A review of techniques for Effective Tropical Peatland Restoration. Wetlands, 38 (2), 275-292. doi: 10.1007/s13157-018-1017-6

Sources of greenhouse gas emissions from land reclamation development in Indonesia

Slamet, Nuryanto S., Dargusch, Paul, Aziz, Ammar A. and Wadley, David (2018). Sources of greenhouse gas emissions from land reclamation development in Indonesia. Case Studies in the Environment, 2 (1), 1.34-9. doi: 10.1525/cse.2017.000919

A review of the drivers of tropical peatland degradation in South-East Asia

Dohong, Alue, Aziz, Ammar Abdul and Dargusch, Paul (2017). A review of the drivers of tropical peatland degradation in South-East Asia. Land Use Policy, 69, 349-360. doi: 10.1016/j.landusepol.2017.09.035

Smallholder farmers and the dynamics of degradation of peatland ecosystems in Central Kalimantan, Indonesia

Medrilzam, Medrilzam, Smith, Carl, Aziz, Ammar Abdul, Herbohn, John and Dargusch, Paul (2017). Smallholder farmers and the dynamics of degradation of peatland ecosystems in Central Kalimantan, Indonesia. Ecological Economics, 136, 101-113. doi: 10.1016/j.ecolecon.2017.02.017

Land-use change and socio-ecological drivers of wetland conversion in Ha Tien Plain, Mekong Delta, Vietnam

Nguyen, Hoang Huu, Dargusch, Paul, Moss, Patrick and Abdul Aziz, Ammar (2017). Land-use change and socio-ecological drivers of wetland conversion in Ha Tien Plain, Mekong Delta, Vietnam. Land Use Policy, 64, 101-113. doi: 10.1016/j.landusepol.2017.02.019

The impact of land use change on carbon stored in mountain grasslands and shrublands

Ward, Adrian, Yin, Kwong-sang, Dargusch, Paul, Fulton, Elizabeth A. and Abdul Aziz, Ammar (2017). The impact of land use change on carbon stored in mountain grasslands and shrublands. Ecological Economics, 135, 114-124. doi: 10.1016/j.ecolecon.2016.12.023

Assessing the potential of REDD+ in a production mangrove forest in Malaysia using stakeholder analysis and ecosystem services mapping

Abdul Aziz, Ammar, Thomas, Sebastian, Dargusch, Paul and Phinn, Stuart (2016). Assessing the potential of REDD+ in a production mangrove forest in Malaysia using stakeholder analysis and ecosystem services mapping. Marine Policy, 74, 6-17. doi: 10.1016/j.marpol.2016.09.013

Assessing the potential applications of Landsat image archive in the ecological monitoring and management of a production mangrove forest in Malaysia

Abdul Aziz, Ammar, Phinn, Stuart, Dargusch, Paul, Omar, Hamdan and Arjasakusuma, Sanjiwana (2015). Assessing the potential applications of Landsat image archive in the ecological monitoring and management of a production mangrove forest in Malaysia. Wetlands Ecology and Management, 23 (6), 1049-1066. doi: 10.1007/s11273-015-9443-1

Using REDD+ to balance timber production with conservation objectives in a mangrove forest in Malaysia

Abdul Aziz, Ammar, Dargusch, Paul, Phinn, Stuart and Ward, Adrian (2015). Using REDD+ to balance timber production with conservation objectives in a mangrove forest in Malaysia. Ecological Economics, 120, 108-116. doi: 10.1016/j.ecolecon.2015.10.014

Investigating the decline of ecosystem services in a production mangrove forest using Landsat and object-based image analysis

Abdul Aziz, Ammar, Phinn, Stuart and Dargusch, Paul (2015). Investigating the decline of ecosystem services in a production mangrove forest using Landsat and object-based image analysis. Estuarine, Coastal and Shelf Science, 164, 353-366. doi: 10.1016/j.ecss.2015.07.047

Can the Matang Mangrove Forest Reserve provide perfect teething ground for a blue carbon based REDD+ pilot project?

Ammar, A. A., Dargusch, P. and Shamsudin, I. (2014). Can the Matang Mangrove Forest Reserve provide perfect teething ground for a blue carbon based REDD+ pilot project?. Journal of Tropical Forest Science, 26 (3), 371-381.

Mangrove carbon stock assessment by optical satellite imagery

Hamdan, O., Khairunnisa, M. R., Ammar, A. A., Mohd Hasmadi, I. and Khali Aziz, H. (2013). Mangrove carbon stock assessment by optical satellite imagery. Journal of Tropical Forest Science, 25 (4), 554-565.

Developing virtual field trips for Agriculture

Suresh Krishnasamy, Smith, Millicent R., Narayan, Edward, Abdul Aziz, Ammar and Hoffman, Eleanor W. (2022). Developing virtual field trips for Agriculture. The Australian Conference on Science and Mathematics Education, Perth, WA Australia, 28-30 September 2022. Sydney, Australia: The University of Sydney.

Assessment of image segmentation and deep learning for mapping paddy fields using Worldview-3 in Magelang, Central Java Provinces, Indonesia

Kusuma, Sandiaga Swahyu, Arjasakusuma, Sanjiwana, Rafif, Raihan, Saringatin, Siti, Wicaksono, Pramaditya and Aziz, Ammar Abdul (2021). Assessment of image segmentation and deep learning for mapping paddy fields using Worldview-3 in Magelang, Central Java Provinces, Indonesia. 7th Geoinformation Science Symposium, Yogyakarta, Indonesia, 25-28 October 2021. Bellingham, WA United States: SPIE - International Society for Optical Engineering. doi: 10.1117/12.2619502

Epidemiological characterisation of pasture dieback in eastern Australia.

Young, A. J., Thomson, M. B., Abdul Aziz, A., Ayuni Azizan, F., Sari Astuti, I., Xu, H., Stirling, G. and Campbell, S. (2019). Epidemiological characterisation of pasture dieback in eastern Australia. . Australasian Plant Pathology Society Biennial Conference, Melbourne, 25-28 November 2019.

If the UN wants to slash plastic waste, it must tackle soaring plastic production - and why we use so much of it

Chakori, Sabrina, Abdul Aziz, Ammar, Friant, Martin C. and Richards, Russell (2022, 03 23). If the UN wants to slash plastic waste, it must tackle soaring plastic production - and why we use so much of it The Conversation

Integrating a REDD+ Project into the management of a production mangrove forest in Matang Forest Reserve, Malaysia

Abdul Aziz, Ammar (2015). Integrating a REDD+ Project into the management of a production mangrove forest in Matang Forest Reserve, Malaysia. PhD Thesis, School of Geography, Planning and Environmental Management, The University of Queensland. doi: 10.14264/uql.2015.428