1. Almalki, S. (2016). Integrating quantitative and qualitative data in mixed methods research-challenges and benefits. Journal of Education and Learning. 5(3). https://doi.org/10.5539/jel.v5n3p288
2. Antikainen, R., Mickwitz, P., & Seppälä, J. (2013). Opportunities for green growth. Prime Minister's Office, Helsinki, Finland. http://vnk.fi/julkaisut/listaus/julkaisu/fi.jsp?oid
3. Beishenaly, N., & Eum, H. (2021). How do cooperatives drive change? SDG Framework for cooperatives. ICA CCR Conference paper, Seoul, November.
4. Creswell, J. W., & Plano-Clark, V. L. (2017). Designing and conducting mixed methods research (3rd ed.). SAGE Publications.
5. European Commission. (2022). Directive (EU) 2022/2464 of the European Parliament and of the Council of 14 December 2022 amending Regulation (EU) No 537/2014, Directive 2004/109/EC, Directive 2006/43/EC and Directive 2013/34/EU, as regards corporate sustainability reporting. http://data.europa.eu/eli/dir/2022/2464/oj