TY  - JOUR
AU  - I. Sh. Kalimullin
AU  - V. G. Puzarenko
AU  - M. Kh. Faizrakhmanov
TI  - Computable positive and Friedberg numberings in hyperarithmetic
JO  - Algebra i logika
PY  - 2020
SP  - 66
EP  - 83
VL  - 59
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/AL_2020_59_1_a3/
LA  - ru
ID  - AL_2020_59_1_a3
ER  -