@misc{KYB_1973_9_5_a8,
     title = {Nov\'e knihy},
     journal = {Kybernetika},
     pages = {431--434},
     year = {1973},
     volume = {9},
     number = {5},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/KYB_1973_9_5_a8/}
}