@misc{AL_1991_30_1_a9,
     title = {Sessions of the seminar {{\textquotedblleft}Algebra} i {Logika{\textquotedblright}}},
     journal = {Algebra i logika},
     pages = {118},
     publisher = {mathdoc},
     volume = {30},
     number = {1},
     year = {1991},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AL_1991_30_1_a9/}
}