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@article{DAN_1996_349_3_a5, author = {E. G. Pytkeev}, title = {$Z_\sigma$-mappings of $K$-analytic spaces}, journal = {Doklady Akademii Nauk}, pages = {306--307}, publisher = {mathdoc}, volume = {349}, number = {3}, year = {1996}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1996_349_3_a5/} }
E. G. Pytkeev. $Z_\sigma$-mappings of $K$-analytic spaces. Doklady Akademii Nauk, Tome 349 (1996) no. 3, pp. 306-307. http://geodesic.mathdoc.fr/item/DAN_1996_349_3_a5/