M. P. APARNA; R. AKHILA. Principal Topology on a Rees Matrix Semigroup using Green’s Left Quasiorder. International Journal of Mathematics And its Applications, [S. l.], v. 8, n. 3, p. 51–57, 2020. Disponível em: http://ijmaa.in/index.php/ijmaa/article/view/128. Acesso em: 17 may. 2024.