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@article{AL_2001_40_6_a0, author = {A. I. Budkin}, title = {Quasivarieties with {Torsion-Free} {Nilpotent} {Groups}}, journal = {Algebra i logika}, pages = {629--650}, publisher = {mathdoc}, volume = {40}, number = {6}, year = {2001}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/AL_2001_40_6_a0/} }
A. I. Budkin. Quasivarieties with Torsion-Free Nilpotent Groups. Algebra i logika, Tome 40 (2001) no. 6, pp. 629-650. http://geodesic.mathdoc.fr/item/AL_2001_40_6_a0/