POKHREL, J. K. A Study on Maxima and Minima for Single Real Valued Function. Tribhuvan University Journal, [S. l.], v. 31, n. 1-2, p. 45–50, 2017. DOI: 10.3126/tuj.v31i1-2.25330. Disponível em: https://nepjol.info/index.php/TUJ/article/view/25330. Acesso em: 6 oct. 2024.