GRISTCHAK, V. Z.; DMITRIJEVA, Ye. M. A Hybrid WKB-Galerkin Method and its Application. Technische Mechanik - European Journal of Engineering Mechanics, [S. l.], v. 15, n. 4, p. 281–294, 2019. Disponível em: https://journals.ub.ovgu.de/index.php/techmech/article/view/1275. Acesso em: 8 may. 2024.