@article{NSJOM_2010_40_1a_9,
     author = {A. Khorasani, and M. Abrishami Moghaddam},
     title = {Best
 approximation in probabilistic 2-normed spaces},
     journal = {Novi Sad Journal of Mathematics},
     pages = {103-110},
     publisher = {mathdoc},
     volume = {40},
     number = {1},
     year = {2010},
     url = {http://geodesic.mathdoc.fr/item/NSJOM_2010_40_1a_9/}
}