DUBEY, Anil Kumar; SHUKLA, Rita; DUBEY, Ravi Prakash. An extension of the paper “Cone metric spaces and fixed point theorems of contractive mappings”. International Journal of Applied Mathematical Research, [S. l.], v. 2, n. 1, p. 84–90, 2013. DOI: 10.14419/ijamr.v2i1.596. Disponível em: https://www.sciencepubco.com/index.php/ijamr/article/view/596.. Acesso em: 2 may. 2024.