TY  - JOUR
AU  - V. V. V'yugin
TI  - Segments of recursively enumerable $m$-degrees
JO  - Algebra i logika
PY  - 1974
SP  - 635
EP  - 654
VL  - 13
IS  - 6
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/AL_1974_13_6_a1/
LA  - ru
ID  - AL_1974_13_6_a1
ER  -