$\theta$-spaces and perfect irreducible mappings of topological spaces
Doklady Akademii Nauk, Tome 174 (1967) no. 4, pp. 757-759
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@article{DAN_1967_174_4_a5,
author = {V. Fedorchuk},
title = {$\theta$-spaces and perfect irreducible mappings of topological spaces},
journal = {Doklady Akademii Nauk},
pages = {757--759},
publisher = {mathdoc},
volume = {174},
number = {4},
year = {1967},
language = {ru},
url = {http://geodesic.mathdoc.fr/item/DAN_1967_174_4_a5/}
}
V. Fedorchuk. $\theta$-spaces and perfect irreducible mappings of topological spaces. Doklady Akademii Nauk, Tome 174 (1967) no. 4, pp. 757-759. http://geodesic.mathdoc.fr/item/DAN_1967_174_4_a5/