SEPEHRIAN, Behnam. Single-term Walsh series method for solving Volterra’s population model. International Journal of Applied Mathematical Research, [S. l.], v. 3, n. 4, p. 458–463, 2014. DOI: 10.14419/ijamr.v3i4.3431. Disponível em: https://sciencepubco.com/index.php/ijamr/article/view/3431.. Acesso em: 2 may. 2024.