@misc{KYB_1975_11_6_a5,
     title = {Nov\'e knihy},
     journal = {Kybernetika},
     pages = {451--453},
     year = {1975},
     volume = {11},
     number = {6},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/KYB_1975_11_6_a5/}
}