Common fixed points under contractive conditions in cone metric spaces

Huang, 2007, Cone metric spaces and fixed point theorems of contractive mappings, J. Math. Anal. Appl., 332, 1468, 10.1016/j.jmaa.2005.03.087 Abbas, 2008, Common fixed point results for noncommuting mappings without continuity in cone metric spaces, J. Math. Anal. Appl., 341, 416, 10.1016/j.jmaa.2007.09.070 Ilić, 2008, Common fixed points for maps on cone metric space, J. Math. Appl., 341, 876 Rezapour, 2008, Some notes on the paper “Cone metric spaces and fixed point theorems of contractive mappings”, J. Math. Anal. Appl., 345, 719, 10.1016/j.jmaa.2008.04.049 Deimling, 1985 Zhu, 2005, Equivalent contractive conditions in symmetric spaces, Comput. Math. Appl., 50, 1621, 10.1016/j.camwa.2005.07.007 Hicks, 1999, Fixed point theory in symmetric spaces with applications to probabilistic spaces, Nonlinear Anal., 36, 331, 10.1016/S0362-546X(98)00002-9 Jungck, 1976, Commuting maps and fixed points, Amer. Math. Monthly, 83, 261, 10.2307/2318216 Fisher, 1981, Four mappings with a common fixed point. (Arabic summary), J. Univ. Kuwait Sci., 8, 131