TY  - JOUR
AU  - Ya. N. Fel'd
TI  - On a new quadratic lemma for nonmonochromatic processes of
JO  - Doklady Akademii Nauk
PY  - 1997
SP  - 316
EP  - 319
VL  - 353
IS  - 3
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1997_353_3_a6/
LA  - ru
ID  - DAN_1997_353_3_a6
ER  -