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@article{MS_1972__129_3_a2, author = {{\CYRA}.{\CYRA}. {\CYRB}{\cyro}{\cyrv}{\cyrd}{\cyri} and {\CYRI}.{\CYRI}. {\CYRH}{\cyrr}{\cyri}{\cyrp}{\cyrt}{\cyra}}, title = {{\CYRN}{\cyro}{\cyrr}{\cyrm}{\cyra}{\cyrl}{\cyrsftsn}{\cyrn}{\cyrery}{\cyre} {\cyrp}{\cyro}{\cyrd}{\cyrg}{\cyrr}{\cyru}{\cyrp}{\cyrp}{\cyrery} {\cyrm}{\cyru}{\cyrl}{\cyrsftsn}{\cyrt}{\cyri}{\cyrp}{\cyrl}{\cyri}{\cyrk}{\cyra}{\cyrt}{\cyri}{\cyrv}{\cyrn}{\cyro}{\cyrishrt} {\cyrg}{\cyrr}{\cyru}{\cyrp}{\cyrp}{\cyrery} {\cyrk}{\cyro}{\cyrl}{\cyrsftsn}{\cyrc}{\cyra}}, journal = {Matemati\v{c}eskij sbornik}, pages = {338--350}, publisher = {mathdoc}, volume = {129}, number = {3}, year = {1972}, zbl = {0258.16010}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MS_1972__129_3_a2/} }
А.А. Бовди; И.И. Хрипта. Нормальные подгруппы мультипликативной группы кольца. Matematičeskij sbornik, Tome 129 (1972) no. 3, pp. 338-350. http://geodesic.mathdoc.fr/item/MS_1972__129_3_a2/