@misc{AL_2013_52_5_a10,
     title = {Sessions of the seminar {{\textquotedblleft}Algebra} {i~Logika{\textquotedblright}}},
     journal = {Algebra i logika},
     pages = {646--647},
     year = {2013},
     volume = {52},
     number = {5},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AL_2013_52_5_a10/}
}