1. Amsterdam Impact. (2020). Impact entrepreneurship action programme. Retrieved 27.12.2022, from: https://www.iamsterdam.com/en/business/amsterdam-impact/who-we-are/action-programme-2019-2022
2. Aromar Revi. (2022). Sustainable development solutions network. A global initiative for the United Nations. Retrieved 11.12.2022, from: https://www.unsdsn.org/cities
3. City of Amsterdam. (2019). Impact financiers and experts join forces in the integrated capital network. 29.05.2019. Retrieved on 05.11.2022, from: https://www.iamsterdam.com/en/business/amsterdam-impact/news-and-insights/news/integrated-capital-network
4. City of Parramatta. (2018). Social investment action plan 2018–2021. Retrieved 11.11.2022, from: https://www.cityofparramatta.nsw.gov.au/sites/council/files/inline-files/Social%20Investment%20Action%20Plan%202018-2021.pdf
5. Clifford, C. (2016). Less than a third of crowdfunding campaigns reach their goals. Crowd-funding. 18.01.2016. Retrieved 15.11.2022, from: https://www.entrepreneur.com/article/269663