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@article{AL_2016_55_4_a9, author = {A. V. Vasil'ev and S. V. Skresanov}, title = {On {L.} {G.Kov\`acs'} problem}, journal = {Algebra i logika}, pages = {512--518}, publisher = {mathdoc}, volume = {55}, number = {4}, year = {2016}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/AL_2016_55_4_a9/} }
A. V. Vasil'ev; S. V. Skresanov. On L. G.Kovàcs' problem. Algebra i logika, Tome 55 (2016) no. 4, pp. 512-518. http://geodesic.mathdoc.fr/item/AL_2016_55_4_a9/