Namdeo, R. K.; Fisher, Brian A related fixed point theorem for three pairs of mappings on three complete metric spaces. (English) Zbl 1211.54059 Math. Sci. Q. J. 4, No. 2, 221-232 (2010). MSC: 54H25 PDFBibTeX XMLCite \textit{R. K. Namdeo} and \textit{B. Fisher}, Math. Sci. Q. J. 4, No. 2, 221--232 (2010; Zbl 1211.54059) Full Text: Link
Aliouche, A.; Merghadi, F.; Fisher, B. Related fixed point theorems via implicit relations of integral type. (English) Zbl 1206.54035 Math. Sci. Q. J. 2, No. 1, 105-121 (2008). MSC: 54H25 PDFBibTeX XMLCite \textit{A. Aliouche} et al., Math. Sci. Q. J. 2, No. 1, 105--121 (2008; Zbl 1206.54035) Full Text: Link