A. K. DUBEY; ROHIT VERMA; R. P. DUBEY. Some Common Fixed Point Results for Multivalued Mapping in Cone Metric Spaces. International Journal of Mathematics And its Applications, [S. l.], v. 3, n. 1, p. 1–6, 2015. Disponível em: http://ijmaa.in/index.php/ijmaa/article/view/397. Acesso em: 27 apr. 2024.