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@article{MZM_1984_35_6_a7, author = {Nguyen Le Anh}, title = {Vietoris-Begle theorem}, journal = {Matemati\v{c}eskie zametki}, pages = {847--854}, publisher = {mathdoc}, volume = {35}, number = {6}, year = {1984}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_1984_35_6_a7/} }
Nguyen Le Anh. Vietoris-Begle theorem. Matematičeskie zametki, Tome 35 (1984) no. 6, pp. 847-854. http://geodesic.mathdoc.fr/item/MZM_1984_35_6_a7/