Approximate Solution of Linear Fuzzy Initial Value Problems Using Modified Variaional Iteration Method. Al-Nahrain Journal of Science, [S. l.], v. 24, n. 4, p. 32–39, 2021. Disponível em: https://anjs.edu.iq/index.php/anjs/article/view/2435.. Acesso em: 4 may. 2024.