Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{CMUC_1982__23_3_a14, author = {T\r{u}ma, Ji\v{r}{\'\i}}, title = {On a question of {K.} {Leeb}}, journal = {Commentationes Mathematicae Universitatis Carolinae}, pages = {589--591}, publisher = {mathdoc}, volume = {23}, number = {3}, year = {1982}, mrnumber = {677865}, zbl = {0539.06007}, language = {en}, url = {http://geodesic.mathdoc.fr/item/CMUC_1982__23_3_a14/} }
Tůma, Jiří. On a question of K. Leeb. Commentationes Mathematicae Universitatis Carolinae, Tome 23 (1982) no. 3, pp. 589-591. http://geodesic.mathdoc.fr/item/CMUC_1982__23_3_a14/