On the application of rational expression in S_b  metric space. शोध प्रकाशन SHODH PRAKASHAN, [S. l.], v. 3, n. 12, p. 49–55, 2026. Disponível em: https://shodhprakashan.in/index.php/journal/article/view/58. Acesso em: 28 sep. 2026.