U. C. GAIROLA; DEEPAK KHANTWAL. Suzuki Type Fixed Point Theorems in $S$-metric Space. International Journal of Mathematics And its Applications, [S. l.], v. 5, n. 3 - C, p. 277–289, 2017. Disponível em: http://ijmaa.in/index.php/ijmaa/article/view/875. Acesso em: 17 may. 2024.