TY  - JOUR
AU  - Lj. B. Ćirić
TI  - Fixed points for generalized multi-valued contractions
JO  - Matematički vesnik
PY  - 1972
SP  - 265 
VL  - 24
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/MV_1972_24_1_a37/
ID  - MV_1972_24_1_a37
ER  -