@article{KYB_1971_7_3_a3,
     author = {Nebesk\'y, Ladislav},
     title = {On one of the boundaries of the constituent conception of grammar},
     journal = {Kybernetika},
     pages = {227--229},
     year = {1971},
     volume = {7},
     number = {3},
     mrnumber = {0297497},
     zbl = {0215.56202},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/KYB_1971_7_3_a3/}
}