G. S. SALUJA; B. P. TRIPATHI. Some Fixed Point Theorems of Generalized Contractive Mappings in Complete Cone Metric Spaces. Journal of International Academy of Physical Sciences, [S. l.], v. 17, n. 2, p. 167–176, 2013. Disponível em: https://www.iaps.org.in/journal/index.php/journaliaps/article/view/546. Acesso em: 13 may. 2024.