@misc{KYB_1986_22_5_a8,
     title = {Zpr\'avy},
     journal = {Kybernetika},
     pages = {447--448},
     year = {1986},
     volume = {22},
     number = {5},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/KYB_1986_22_5_a8/}
}