@misc{AL_2001_40_5_a7,
     title = {Sessions of the seminar {``Algebra} i {Logika''}},
     journal = {Algebra i logika},
     pages = {619--623},
     publisher = {mathdoc},
     volume = {40},
     number = {5},
     year = {2001},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AL_2001_40_5_a7/}
}