Analytical solution of time fractional Black-Scholes equation with two assets through new Sumudu Transform iterative method. Gulf Journal of Mathematics, [S. l.], v. 15, n. 1, p. 42–56, 2023. DOI: 10.56947/gjom.v15i1.1060. Disponível em: https://gjom.org/index.php/gjom/article/view/1060. Acesso em: 17 sep. 2026.