@article{KYB_1979_15_6_a1,
     author = {Bek, Roman and R\r{u}\v{z}i\v{c}ka, Milan},
     title = {On modelling of large variable systems of higher degree by means of language systems},
     journal = {Kybernetika},
     pages = {408--428},
     year = {1979},
     volume = {15},
     number = {6},
     mrnumber = {562373},
     zbl = {0438.93006},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/KYB_1979_15_6_a1/}
}