ARUSHANYAN, O.; VOLCHENSKOVA, N.; ZALETKIN, S. On an approximate analytical method of solving ordinary differential equations. Numerical Methods and Programming (Vychislitel’nye Metody i Programmirovanie), [S. l.], v. 16, n. 44, p. 235–241, 2015. DOI: 10.26089/NumMet.v16r223. Disponível em: https://en.num-meth.ru/index.php/journal/article/view/829. Acesso em: 20 apr. 2024.