TY  - JOUR
AU  - V. A. Matulis
TI  - Two variants of the classical predicate calculus without structural inference rules
JO  - Doklady Akademii Nauk
PY  - 1962
SP  - 1029
EP  - 1031
VL  - 147
IS  - 5
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1962_147_5_a10/
LA  - ru
ID  - DAN_1962_147_5_a10
ER  -