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@article{IVM_1978_9_a13, author = {N. K. Shamgunov}, title = {On perfect images of feathered spaces}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {97--101}, publisher = {mathdoc}, number = {9}, year = {1978}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_1978_9_a13/} }
N. K. Shamgunov. On perfect images of feathered spaces. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 9 (1978), pp. 97-101. http://geodesic.mathdoc.fr/item/IVM_1978_9_a13/