FOOK, T. K.; IBRAHIM, Z. B. Block Backward Differentiation Formulas for solving second order Fuzzy Differential Equations. MATEMATIKA, [S. l.], v. 33, n. 2, p. 215–226, 2017. DOI: 10.11113/matematika.v33.n2.868. Disponível em: https://matematika.utm.my/index.php/matematika/article/view/868. Acesso em: 29 feb. 2024.