TY  - JOUR
AU  - V. N. Konovalov
TI  - Precise inequalities for norms of functions, third partial, second mixed, or directional derivatives
JO  - Matematičeskie zametki
PY  - 1978
SP  - 67
EP  - 78
VL  - 23
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/MZM_1978_23_1_a7/
LA  - ru
ID  - MZM_1978_23_1_a7
ER  -