1. Bădulescu D, Bungău C, Bădulescu A (2015) Sustainable development through sustainable businesses. An empirical research among master students. J Environ Prot Ecol 1101–1108. Accession number: WOS:000363091800034
2. Borzaga C (2004) Trends and challenges for co‐operatives and social enterprises in developed and transition countries. Edizioni 31, Trento, pp 46–47
3. Brooks AC (2008) Social entrepreneurship. Pearson Publishing, pp 74–76
4. Bungău C, Gherghea IC (2018) Analysis of supporting indicators for innovation in Romania compared to neighboring EU countries. MATEC Web Conf 184. https://doi.org/10.1051/matecconf/201818404020
5. Bungău C, Borza A, Căuș A (2018) Comparative studies of indicators defining entrepreneurship culture in Romania. Acta Tech Napoc Ser Appl Math Mech Eng 61(3):435–440. Accession Number: WOS:000468025900020. ISSN: 1221-5872