1. Avidar, R. (2017). Public relations and social businesses: The importance of enhancing engagement. Public Relations Review. https://doi.org/10.1016/j.pubrev.2017.03.015
2. Babajide, A., Obembe, D., Solomon, H., & Woldesenbet, K. (2017, June 12–14). Microfinance and entrepreneurship: The enabling role of social capital. In: 5th European research conference on microfinance. University of Portsmouth.
3. Baxter, P., & Jack, S. (2010). Qualitative case study methodology: Study design and implementation for novice researchers. Qualitative Report, 13.
4. Bernardová, D., Ivanová, K., Fink, M., & Arkhangelska, T. (2019). Corporate social responsibility (CSR)—Global concept & local development: A task for lifelong learning. In J. Zimmermannová (Ed.), Proceedings of the international scientific conference international days of science 2019 (pp. 44–57). Moravian Business College Olomouc.
5. Bowman, W. (2009). The economic value of volunteers to nonprofit organizations. Nonprofit Management and Leadership, 19(4), 491–506.