KULLAJ, E., SALLAKU, F. and K. KUME (2018) Agri-environmental policy in Albania. In “Agri-environmental Policy in Southeast Europe”. SWG-RRD, GIZ, UMWELTBUREAU.
BRAHUSHI, F. and KULLAJ, E. (2014). The assessment of pesticides residues in some organic cultivated and wild-collected medicinal plants in Albania. Vol. 13, pp. 25 – 29. Special Issue. Papers in this issue are presented in the 1st International Conference “Biotechnology in Agriculture” hold on Agricultural University of Tirana, April 22 – 23, 2014
SPORNBERGER, A., KULLAJ, E., MEHMETI, A., ÖHLINGER, B., SYLANAJ, S., DEMAJ, A., THOMAI, T.(2013) Organic apple growing in Kosovo and Albania—a survey of the current situation and possibilities for improvement. Organic Agriculture, Volume 3, Issue 3, page 175-182
MITRUSHI, P., KULLAJ, E. and M. ÇAKALLI (2013) Concept idea for a small scale plant using olive oil solid waste. In: Vittuari et al. (eds.) Biomalba, Analysis and Feasibility Study of a Biomass Supply-chain in Albania. Edizioni ETS. ISBN 978-884673731-1
KULLAJ, E. and P. MITRUSHI (2013) Analysis of the agricultural, energy and environmental policies in Albania focusing on the development of renewable energy resources. In: Vittuari et al. (eds.) Biomalba, Analysis and Feasibility Study of a Biomass Supply-chain in Albania. Edizioni ETS. ISBN 978-884673731-1
KULLAJ, E. and M. CAKALLI (2013). Albanian Agriculture: Analyzing the Past to Decide for the Future. In Pillarisetti et al. (Eds.), Multifunctional Agriculture, Ecology and Food Security: International Perspectives. Nova Science Publishers ISBN 978-1-62618-294-3
KULLAJ, E. (Ed.) Overview of the agriculture impacts and the adjoining activities on pollution of Lake Skadar. Baseline study under EMA-Plan (IPA Cross – Border Programme Albania – Montenegro, 2007 – 2013)
KULLAJ, E. and M. ÇAKALLI (2011). Sustainability of the medicinal and aromatic plants sector – socio economic value and policies for Albania. Lambert Academic Publishing, Germany ISSN. 978-3-8443-3170-7
KULLAJ, E. and ÇAKALLI, M. (2010) Development of organic apple growing in Albania AgroSym, Jahorina, Sarajevo, Bosnia-Herzegovina. 978-99938-670-4-3
ÇAKALLI, M. BRAHIMSULAJ, E. and E. KULLAJ (2010) Profitability of mixed fruit tree farms in Albania. AgroSym, Jahorina, Sarajevo, Bosnia-Herzegovina. 978-99938-670-4-3
KULLAJ, E. (2010) Organic farming policies for a sustainable development of rural areas. Lambert Academic Publishing, Germany ISSN. 978-3-8383-6360-8
KULLAJ, E., MOLARI, G., REGOLI, F., SEGRE, A., SULCE, S. and M. VITTUARI (2009) Technical-economic feasibility of a small scale plant for olive by-product direct combustion. 17th European Biomass Conference-From Research to Industry and Markets, Hamburg, Germany
VITTUARI, M. and E. KULLAJ (2009). La biomassa come fonte energetica alternativa: il caso dei progetti biomadria e biomalba. International Conference: La realta, la ricerca e la tecnologia italiana per un piano nazionale di svluppo rurale in Albania. Proceedings 2007 – 2008 “Scientific Initiatives”
SUSAJ, L., FERRAJ, B., KULLAJ, E. and M. BELEGU (2009) Method for extending the cultivation of leyland and thuja on dry carbonate soils. Proceedings of the 4th International Annual Meeting of Alb-Shkenca Institute, Tetovo, FYROM, September 2009 (in Albanian)
KULLAJ, E. (2007) Organic farming policies for a sustainable development of rural Albania. Est-Ovest, n.3, 2007
KULLAJ, E. (2005) Environmental implications of Agriculture Activities in Albania and Sustainable Development Policy Objectives. Est-Ovest, n.3, 2005
KULLAJ, E. (2004) Anticipating Organic Farming Policy Measures and Market-Based Instruments as tools for Sustainable Development of Rural Albania. UniAdrion.
KULLAJ, E. (2004) Examination of environmental implications of agricultural activities in Albania and anticipation of sustainable development policy objectives. Paper submitted for the 3rd Course of Specialisation in Sustainable Development of Agricultural, Environmental and Rural Systems organised by UniAdrion
PEÇULI, V. and E. KULLAJ (2004) Agro-environmental Resources and Soil Use, in Sustainable development and rural planning: methods of analysis to apply to Albania’s study case
KULLAJ, E. (2002) The environmental implications of agriculture on the soils of Albania. International Scientific Symposium on ‘The Role of Environment in Agriculture and Rural Development’, Cephalonia, Greece