APARNA GHOSE. Funding Sources: Bootstrapping, Angel Investors, Venture Capital, and Crowdfunding. International Journal of Engineering, Science and Humanities, [S. l.], v. 4, n. 3, p. 14–21, 2014. Disponível em: https://www.ijesh.com/j/article/view/180. Acesso em: 8 oct. 2025.