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@article{AL_1992_31_6_a2, author = {V. D. Mazurov}, title = {On a question of {L.} {A.} {Shemetkov}}, journal = {Algebra i logika}, pages = {624--636}, publisher = {mathdoc}, volume = {31}, number = {6}, year = {1992}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/AL_1992_31_6_a2/} }
V. D. Mazurov. On a question of L. A. Shemetkov. Algebra i logika, Tome 31 (1992) no. 6, pp. 624-636. http://geodesic.mathdoc.fr/item/AL_1992_31_6_a2/