TY  - JOUR
AU  - Yu. L. Ershov
TI  - Maximal and everywhere defined functionals
JO  - Algebra i logika
PY  - 1974
SP  - 374
EP  - 397
VL  - 13
IS  - 4
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/AL_1974_13_4_a1/
LA  - ru
ID  - AL_1974_13_4_a1
ER  -