@article{KYB_1965__1_2_a1,
     author = {Kop\v{r}iva, Ji\v{r}{\'\i}},
     title = {A note on the structure of certain predicates concerning the sublanguages of {ALGOL} 60},
     journal = {Kybernetika},
     pages = {--126},
     publisher = {mathdoc},
     volume = {01},
     number = {2},
     year = {1965},
     mrnumber = {0189943},
     zbl = {0173.19107},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/KYB_1965__1_2_a1/}
}