Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{PMFA_1962__7_5_a8, author = {Hnyk, Karel}, title = {T\v{r}et{\'\i} kolo {XI.} ro\v{c}n{\'\i}ku {MO}}, journal = {Pokroky matematiky, fyziky a astronomie}, pages = {292--294}, publisher = {mathdoc}, volume = {07}, number = {5}, year = {1962}, language = {cz}, url = {http://geodesic.mathdoc.fr/item/PMFA_1962__7_5_a8/} }
Hnyk, Karel. Třetí kolo XI. ročníku MO. Pokroky matematiky, fyziky a astronomie, Tome 07 (1962) no. 5, pp. 292-294. http://geodesic.mathdoc.fr/item/PMFA_1962__7_5_a8/