Compulsory readings:

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• Flick Uwe (2011). Introducing Research Methodology: A Beginner's Guide to Doing a Research Project. Los Angeles, London, New Delhi, SIngapore, Washington DC: Sage.

• Lamut Urša, Macur Mirna (2012). Social science research methodology. From design to execution. Vega Press.

•  (ur.): A Companion to Qualitative Research. London [etc.]: Sage (146–152).

• Stake, Robert E. (2010) Qualitative Research: Studying How Things Work. New York, London: The Guilford Press. Chapter: Methods: Gathering Data (str. 88–103).

• Su, W., Zhang, D., Zhang, C. and Streimikiene, D., (2020). Sustainability assessment of energy sector development in China and European Union. Sustainable Development, 28(5), pp.1063-1076.

• Janik, A., Ryszko, A. and Szafraniec, M., (2020). Greenhouse gases and circular economy issues in sustainability reports from the energy sector in the European Union. Energies, 13(22), p.5993.

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