GHAZALY, N. M. . Questions of Convexity. International Journal on Recent Trends in Life Science and Mathematics, [S. l.], v. 8, n. 3, p. 01–18, 2021. Disponível em: https://www.ijlsm.org/index.php/ijlsm/article/view/154. Acesso em: 14 sep. 2025.