P. T. LALCHANDANI. Exact Zero-Divisor Graph of a Commutative Ring. International Journal of Mathematics And its Applications, [S. l.], v. 6, n. 4, p. 91–98, 2018. Disponível em: https://ijmaa.in/index.php/ijmaa/article/view/331. Acesso em: 3 jul. 2024.