@article{02033372,
title = {Compatible mappings of type (P) and fixed point theorems in metric spaces and probabilistic metric spaces.},
journal = {Novi Sad Journal of Mathematics},
volume = {26},
year = {1996},
pages = {87-109},
zbl = {1030.47508},
language = {en},
url = {http://dml.mathdoc.fr/item/02033372}
}
Pathak, H.K.; Cho, Y.J.; Chang, S.S.; Kang, M.S. Compatible mappings of type (P) and fixed point theorems in metric spaces and probabilistic metric spaces.. Novi Sad Journal of Mathematics, Tome 26 (1996) pp. 87-109. http://gdmltest.u-ga.fr/item/02033372/