@article{NSJOM_1990_20_1a_18,
     author = {Popa Valeriu},
     title = {Weak continuity and 

 almost continuity for multifunctions},
     journal = {Novi Sad Journal of Mathematics},
     pages = {185-193},
     publisher = {mathdoc},
     volume = {20},
     number = {1},
     year = {1990},
     url = {http://geodesic.mathdoc.fr/item/NSJOM_1990_20_1a_18/}
}