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@article{AL_1982_21_1_a3, author = {V. A. Roman'kov}, title = {The width of verbal subgroups of solvable groups}, journal = {Algebra i logika}, pages = {60--72}, publisher = {mathdoc}, volume = {21}, number = {1}, year = {1982}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/AL_1982_21_1_a3/} }
V. A. Roman'kov. The width of verbal subgroups of solvable groups. Algebra i logika, Tome 21 (1982) no. 1, pp. 60-72. http://geodesic.mathdoc.fr/item/AL_1982_21_1_a3/