@article{PFMT_2016_4_a14,
     author = {A. N. Osipenko and N. B. Osipenko and E. V. Neudashenko},
     title = {Expert-analytical optimization of the formation of social groups},
     journal = {Problemy fiziki, matematiki i tehniki},
     pages = {89--93},
     year = {2016},
     number = {4},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/PFMT_2016_4_a14/}
}