Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DAN_1965_164_1_a0, author = {A. Arkhangel'skii}, title = {A condition for preservation of metrizability under quotient mappings}, journal = {Doklady Akademii Nauk}, pages = {9--12}, publisher = {mathdoc}, volume = {164}, number = {1}, year = {1965}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1965_164_1_a0/} }
A. Arkhangel'skii. A condition for preservation of metrizability under quotient mappings. Doklady Akademii Nauk, Tome 164 (1965) no. 1, pp. 9-12. http://geodesic.mathdoc.fr/item/DAN_1965_164_1_a0/