@article{AL_1983_22_6_a6,
     author = {D. M. Smirnov},
     title = {Mal'tsev conditions and representability of varieties},
     journal = {Algebra i logika},
     pages = {693--706},
     year = {1983},
     volume = {22},
     number = {6},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AL_1983_22_6_a6/}
}