TY  - JOUR
AU  - G. A. Bessmertnykh
AU  - A. Yu. Levin
TI  - Some bounds for differentiable functions of one variable
JO  - Doklady Akademii Nauk
PY  - 1962
SP  - 471
EP  - 474
VL  - 144
IS  - 3
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1962_144_3_a1/
LA  - ru
ID  - DAN_1962_144_3_a1
ER  -