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@article{DAN_1973_211_3_a3, author = {A. P. Kombarov}, title = {On the normality of $\Sigma_\mathfrak{m}$-products}, journal = {Doklady Akademii Nauk}, pages = {524--527}, publisher = {mathdoc}, volume = {211}, number = {3}, year = {1973}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1973_211_3_a3/} }
A. P. Kombarov. On the normality of $\Sigma_\mathfrak{m}$-products. Doklady Akademii Nauk, Tome 211 (1973) no. 3, pp. 524-527. http://geodesic.mathdoc.fr/item/DAN_1973_211_3_a3/