00641naa#a2200205#i#450# EN\\bibl\112933 20260119045523.1 2311-1402 20140925b2014####ek#y0engy0150####ca RUS RU Developing a recommender system based on the social network «VKontakte» profile data Journal article Nizhnevartovsk Nizhnevartovsk State University 2014 8 с. Journal article local . 570 RUS Avkhadeev Bulat Rinatovich Voronova Lilia Ivanovna Okhapkina Elena Pavlovna vestnik.nvsu.ru