|
|
S. Vijaya Lakshmi, J. Sucharita       A unique common fixed point theorem for four maps under contractive conditions in cone metric spaces       Pure Mathematical Sciences, Vol. 2, 2013, no. 1-4, 33-38       http://dx.doi.org/10.12988/pms.2013.13005
Copyright © 2013 S. Vijaya Lakshmi and J. Sucharita. This article is distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
|