@misc{KYB_1971_7_5_a5,
     title = {Recenze},
     journal = {Kybernetika},
     pages = {414--417},
     year = {1971},
     volume = {7},
     number = {5},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/KYB_1971_7_5_a5/}
}