@misc{AL_2011_50_2_a8,
     title = {Sessions of the seminar {``Algebra} {i~Logika'',} {Extended} {Sessions} of the {Seminar} within the {Framework} of the {Conference} {``Mal'tsev} {Readings''} {Dedicated} to the 70th {Anniversary} of {Yu.\,L.~Ershov} {(May} 2--6, 2010)},
     journal = {Algebra i logika},
     pages = {272--274},
     publisher = {mathdoc},
     volume = {50},
     number = {2},
     year = {2011},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AL_2011_50_2_a8/}
}