POPOV, A. Difference methods for solving quasilinear differential equations of first order. Part I. Numerical Methods and Programming (Vychislitel’nye Metody i Programmirovanie), [S. l.], v. 4, n. 4, p. 16–27, 2003. Disponível em: https://en.num-meth.ru/index.php/journal/article/view/110. Acesso em: 25 apr. 2024.