TY  - JOUR
AU  - A. A. Akimov
TI  - On an axiom of predicate calculus from “Gödel's incompleteness theorems” by R. Smullyan
JO  - Vestnik Moskovskogo universiteta. Matematika, mehanika
PY  - 1999
SP  - 60
EP  - 62
IS  - 2
UR  - http://geodesic.mathdoc.fr/item/VMUMM_1999_2_a11/
LA  - ru
ID  - VMUMM_1999_2_a11
ER  -