@article{02121233,
title = {A multivalued fixed point theorem in ultrametric spaces.},
journal = {Matematichki Vesnik},
volume = {54},
year = {2002},
pages = {89-91},
zbl = {1069.47508},
language = {en},
url = {http://dml.mathdoc.fr/item/02121233}
}
Gajić, Ljiljana. A multivalued fixed point theorem in ultrametric spaces.. Matematichki Vesnik, Tome 54 (2002) pp. 89-91. http://gdmltest.u-ga.fr/item/02121233/