Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{UM_2005__13_4_a6, author = {Zelinka, Bohdan}, title = {Co vlastn\v{e} jsme a co d\v{e}l\'ame}, journal = {U\v{c}itel matematiky}, pages = {252--256}, publisher = {mathdoc}, volume = {13}, number = {4}, year = {2005}, language = {cz}, url = {http://geodesic.mathdoc.fr/item/UM_2005__13_4_a6/} }
Zelinka, Bohdan. Co vlastně jsme a co děláme. Učitel matematiky, Tome 13 (2005) no. 4, pp. 252-256. http://geodesic.mathdoc.fr/item/UM_2005__13_4_a6/