Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{MASLO_1956__6_3_a1, author = {\v{S}ulka, Robert}, title = {Pozn\'amka o izomorfizme topologick\'ych faktoroidov}, journal = {Mathematica slovaca}, pages = {137--142}, publisher = {mathdoc}, volume = {06}, number = {3}, year = {1956}, mrnumber = {0095903}, language = {sl}, url = {http://geodesic.mathdoc.fr/item/MASLO_1956__6_3_a1/} }
Šulka, Robert. Poznámka o izomorfizme topologických faktoroidov. Mathematica slovaca, Tome 06 (1956) no. 3, pp. 137-142. http://geodesic.mathdoc.fr/item/MASLO_1956__6_3_a1/