SONFIELD, M. C.; MOORE, R. M. Innovative Turning Points in the Path to Entrepreneurial Success. Journal of Small Business Strategy, [S. l.], v. 1, n. 1, p. 60–64, 1990. Disponível em: https://libjournals.mtsu.edu/index.php/jsbs/article/view/212. Acesso em: 28 may. 2022.