TY  - JOUR
AU  - A. T. Nurtazin
TI  - Strong and weak constructivizations, and enumerable families
JO  - Algebra i logika
PY  - 1974
SP  - 311
EP  - 323
VL  - 13
IS  - 3
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/AL_1974_13_3_a5/
LA  - ru
ID  - AL_1974_13_3_a5
ER  -