@article{KYB_1970_6_1_a0,
     author = {Petr\'a\v{s}, \v{S}tefan},
     title = {Niektor\'e aspekty kybernetick\'ych syst\'emov},
     journal = {Kybernetika},
     pages = {1--9},
     year = {1970},
     volume = {6},
     number = {1},
     language = {sk},
     url = {http://geodesic.mathdoc.fr/item/KYB_1970_6_1_a0/}
}