@article{02061628,
title = {The Banach contraction mapping principle and cohomology.},
journal = {Commentationes Mathematicae Universitatis Carolinae},
volume = {41},
year = {2000},
pages = {605-610},
zbl = {1038.54014},
language = {en},
url = {http://dml.mathdoc.fr/item/02061628}
}
Janoš, Ludvík. The Banach contraction mapping principle and cohomology.. Commentationes Mathematicae Universitatis Carolinae, Tome 41 (2000) pp. 605-610. http://gdmltest.u-ga.fr/item/02061628/