TY  - JOUR
AU  - Čulík, Karel
TI  - On equivalent and similar grammars of Algol-like languages (Preliminary communication)
JO  - Commentationes Mathematicae Universitatis Carolinae
PY  - 1964
SP  - 93
EP  - 95
VL  - 05
IS  - 2
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/CMUC_1964__5_2_a3/
LA  - en
ID  - CMUC_1964__5_2_a3
ER  -