E.RAMA; K.SOMAIAH; K.SAMBAIAH. A study of variational iteration method for solving various types of problems. Malaya Journal of Matematik, India, v. 9, n. 01, p. 701–708, 2021. Disponível em: https://www.malayajournal.org/index.php/mjm/article/view/1116. Acesso em: 16 jul. 2024.