@article{05312545,
title = {Some similarity between contractions and Kannan mappings.},
journal = {Fixed Point Theory and Applications [electronic only]},
volume = {2008},
year = {2008},
doi = {10.1155/2008/649749},
zbl = {1162.54019},
language = {en},
url = {http://dml.mathdoc.fr/item/05312545}
}
Kikkawa, Misako; Suzuki, Tomonari. Some similarity between contractions and Kannan mappings.. Fixed Point Theory and Applications [electronic only], Tome 2008 (2008) . doi : 10.1155/2008/649749. http://gdmltest.u-ga.fr/item/05312545/