@article{GDZPPN002542153, title = {A nonstandard fixed point result in ...}, journal = {Revista colombiana de matematicas}, volume = {27}, year = {1993}, pages = {137-146}, zbl = {0806.47046}, url = {http://dml.mathdoc.fr/item/GDZPPN002542153} }
Khamsi, Mohamed Amine. A nonstandard fixed point result in .... Revista colombiana de matematicas, Tome 27 (1993) pp. 137-146. http://gdmltest.u-ga.fr/item/GDZPPN002542153/