@article{CMUC_1989__30_2_a22,
     author = {And\v{e}l, Ji\v{r}{\'\i} and Dupa\v{c}, V\'aclav},
     title = {An extension of the {Borel} lemma},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {403--404},
     publisher = {mathdoc},
     volume = {30},
     number = {2},
     year = {1989},
     mrnumber = {1014141},
     zbl = {0678.60030},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1989__30_2_a22/}
}