Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@misc{KYB_1990__26_6_a7, title = {Zpr\'avy}, journal = {Kybernetika}, pages = {517--520}, publisher = {mathdoc}, volume = {26}, number = {6}, year = {1990}, language = {cz}, url = {http://geodesic.mathdoc.fr/item/KYB_1990__26_6_a7/} }
Zprávy. Kybernetika, Tome 26 (1990) no. 6, pp. 517-520. http://geodesic.mathdoc.fr/item/KYB_1990__26_6_a7/