TY  - JOUR
AU  - R. I. Freidson
TI  - Regular approximations to the recursive predicates
JO  - Zapiski Nauchnykh Seminarov POMI
PY  - 1971
SP  - 220
EP  - 233
VL  - 20
UR  - http://geodesic.mathdoc.fr/item/ZNSL_1971_20_a20/
LA  - ru
ID  - ZNSL_1971_20_a20
ER  -