@article{NSJOM_1994_24_1a_0,
     author = {Had\v{z}i\'c 

 Olga},
     title = {On best approximations 

 for multivalued mappings in pseudoconvex metric spaces},
     journal = {Novi Sad Journal of Mathematics},
     pages = {1-12},
     year = {1994},
     volume = {24},
     number = {1},
     url = {http://geodesic.mathdoc.fr/item/NSJOM_1994_24_1a_0/}
}