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@article{SEMR_2013_10_a18, author = {Yu. V. Lytkin}, title = {On groups critical with respect to a set of natural numbers}, journal = {Sibirskie \`elektronnye matemati\v{c}eskie izvesti\^a}, pages = {666--675}, publisher = {mathdoc}, volume = {10}, year = {2013}, language = {en}, url = {http://geodesic.mathdoc.fr/item/SEMR_2013_10_a18/} }
Yu. V. Lytkin. On groups critical with respect to a set of natural numbers. Sibirskie èlektronnye matematičeskie izvestiâ, Tome 10 (2013), pp. 666-675. http://geodesic.mathdoc.fr/item/SEMR_2013_10_a18/