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@article{DAN_1987_295_6_a0, author = {A. V. Arkhangel'skii}, title = {Continuous images of {Lindel\"of} $\Sigma$-groups}, journal = {Doklady Akademii Nauk}, pages = {1289--1292}, publisher = {mathdoc}, volume = {295}, number = {6}, year = {1987}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1987_295_6_a0/} }
A. V. Arkhangel'skii. Continuous images of Lindel\"of $\Sigma$-groups. Doklady Akademii Nauk, Tome 295 (1987) no. 6, pp. 1289-1292. http://geodesic.mathdoc.fr/item/DAN_1987_295_6_a0/