DEVENDRA KUMAR; JAGDEV SINGH. Sumudu Homotopy Perturbation Technique. Global Journal of Science Frontier Research, [S. l.], v. 11, n. 6, p. 59–64, 2011. Disponível em: https://journalofscience.org/index.php/GJSFR/article/view/256. Acesso em: 2 may. 2024.