Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{UM_2005__13_4_a5, author = {Zelinka, Bohdan}, title = {S k\v{r}{\'\i}dou a tabul{\'\i} na v\v{e}\v{c}n\'e \v{c}asy (a nikdy jinak)}, journal = {U\v{c}itel matematiky}, pages = {249--251}, publisher = {mathdoc}, volume = {13}, number = {4}, year = {2005}, language = {cz}, url = {http://geodesic.mathdoc.fr/item/UM_2005__13_4_a5/} }
Zelinka, Bohdan. S křídou a tabulí na věčné časy (a nikdy jinak). Učitel matematiky, Tome 13 (2005) no. 4, pp. 249-251. http://geodesic.mathdoc.fr/item/UM_2005__13_4_a5/