@article{05692297,
title = {Schauder fixed point theorem in spaces with global nonpositive curvature.},
journal = {Fixed Point Theory and Applications [electronic only]},
volume = {2009},
year = {2009},
doi = {10.1155/2009/906727},
zbl = {1197.54071},
language = {en},
url = {http://dml.mathdoc.fr/item/05692297}
}
Niculescu, Constantin P.; Rovenţa, Ionel. Schauder fixed point theorem in spaces with global nonpositive curvature.. Fixed Point Theory and Applications [electronic only], Tome 2009 (2009) . doi : 10.1155/2009/906727. http://gdmltest.u-ga.fr/item/05692297/