Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{UM_1999__7_2_a11, author = {Be\v{c}v\'a\v{r}, Jind\v{r}ich}, title = {Je\v{s}t\v{e} dvakr\'at {Lewis} {Carroll}}, journal = {U\v{c}itel matematiky}, pages = {124--128}, publisher = {mathdoc}, volume = {07}, number = {2}, year = {1999}, language = {cz}, url = {http://geodesic.mathdoc.fr/item/UM_1999__7_2_a11/} }
Bečvář, Jindřich. Ještě dvakrát Lewis Carroll. Učitel matematiky, Tome 07 (1999) no. 2, pp. 124-128. http://geodesic.mathdoc.fr/item/UM_1999__7_2_a11/