Common Fixed-Point Theorems For-Contractions In Bipolar-Metric Spaces And Application To Volterra Integral Equations. International Journal of Engineering and Science Research, [S. l.], v. 16, n. 4, p. 11–18, 2026. Disponível em: https://ijesr.org/index.php/ijesr/article/view/1896. Acesso em: 29 oct. 2026.