SHARMA, S.; TIWARI, J. K. Some Common Fixed Point Theorems in Fuzzy 2-Metric Spaces. Biological Sciences - PJSIR, [S. l.], v. 48, n. 4, p. 223–230, 2005. Disponível em: https://v2.pjsir.org/index.php/biological-sciences/article/view/1380. Acesso em: 22 jul. 2024.