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@article{SEMR_2014_11_a20, author = {I. V. Khramtsov}, title = {On finite non-simple $4$-primary groups}, journal = {Sibirskie \`elektronnye matemati\v{c}eskie izvesti\^a}, pages = {695--708}, publisher = {mathdoc}, volume = {11}, year = {2014}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/SEMR_2014_11_a20/} }
I. V. Khramtsov. On finite non-simple $4$-primary groups. Sibirskie èlektronnye matematičeskie izvestiâ, Tome 11 (2014), pp. 695-708. http://geodesic.mathdoc.fr/item/SEMR_2014_11_a20/