We prove new fixed point theorems in the framework of partially ordered metric spaces. The main result is an extension and a generalization of many existing results in the literature. An example is also considered to illustrate the main result.
Erdal Karapınar. Peyman Salimi. "Fixed Point Theorems via Auxiliary Functions." J. Appl. Math. 2012 1 - 9, 2012. https://doi.org/10.1155/2012/792174