Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@misc{KYB_1989__25_2_a6, title = {News}, journal = {Kybernetika}, pages = {142--144}, publisher = {mathdoc}, volume = {25}, number = {2}, year = {1989}, language = {en}, url = {http://geodesic.mathdoc.fr/item/KYB_1989__25_2_a6/} }
News. Kybernetika, Tome 25 (1989) no. 2, pp. 142-144. http://geodesic.mathdoc.fr/item/KYB_1989__25_2_a6/