Team, S. (2009). Fixed Point and Coincidence Point Theorems on Banach Spaces over Topological Semifields and Their Applications: H. K. Pathak, R. K. Verma, Brian Fisher. Thai Journal of Mathematics, 7(1), 115–127. Retrieved from https://thaijmath2.in.cmu.ac.th/index.php/thaijmath/article/view/149