@article{01868905,
title = {Two general fixed point theorems on three complete metric spaces.},
journal = {Novi Sad Journal of Mathematics},
volume = {30},
year = {2000},
pages = {43-50},
zbl = {1006.54058},
language = {en},
url = {http://dml.mathdoc.fr/item/01868905}
}
Popa, Valeriu. Two general fixed point theorems on three complete metric spaces.. Novi Sad Journal of Mathematics, Tome 30 (2000) pp. 43-50. http://gdmltest.u-ga.fr/item/01868905/