@article{01780277,
title = {liminf and limsup contractions.},
journal = {International Journal of Mathematics and Mathematical Sciences},
volume = {25},
year = {2001},
pages = {395-402},
doi = {10.1155/S0161171201007086},
zbl = {0993.54037},
language = {en},
url = {http://dml.mathdoc.fr/item/01780277}
}
Branciari, Alberto. liminf and limsup contractions.. International Journal of Mathematics and Mathematical Sciences, Tome 25 (2001) pp. 395-402. doi : 10.1155/S0161171201007086. http://gdmltest.u-ga.fr/item/01780277/