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@article{DAN_1976_226_2_a5, author = {A. V. Ostrovsky}, title = {On nonseparable $\tau$ -- $A$-sets and their mappings}, journal = {Doklady Akademii Nauk}, pages = {269--272}, publisher = {mathdoc}, volume = {226}, number = {2}, year = {1976}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1976_226_2_a5/} }
A. V. Ostrovsky. On nonseparable $\tau$ -- $A$-sets and their mappings. Doklady Akademii Nauk, Tome 226 (1976) no. 2, pp. 269-272. http://geodesic.mathdoc.fr/item/DAN_1976_226_2_a5/