TY  - JOUR
AU  - A. V. Toger
TI  - On the complexity of some functional classes
JO  - Doklady Akademii Nauk
PY  - 1971
SP  - 789
EP  - 791
VL  - 199
IS  - 4
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1971_199_4_a14/
LA  - ru
ID  - DAN_1971_199_4_a14
ER  -