K. R. BALASUBRAMANIAN; V. RAJA. Results on Intuitionistic Fuzzy k-ideals of Semiring. International Journal of Mathematics And its Applications, [S. l.], v. 6, n. 1 - B, p. 297–305, 2018. Disponível em: https://ijmaa.in/index.php/ijmaa/article/view/925. Acesso em: 3 jul. 2024.