Voir la notice de l'article provenant de la source Math-Net.Ru
@article{MZM_1987_42_1_a10, author = {V. V. Fedorchuk}, title = {Factorization lemma for open maps of compacta}, journal = {Matemati\v{c}eskie zametki}, pages = {101--114}, publisher = {mathdoc}, volume = {42}, number = {1}, year = {1987}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_1987_42_1_a10/} }
V. V. Fedorchuk. Factorization lemma for open maps of compacta. Matematičeskie zametki, Tome 42 (1987) no. 1, pp. 101-114. http://geodesic.mathdoc.fr/item/MZM_1987_42_1_a10/