TY  - JOUR
AU  - R. F. Bikbaev
TI  - Nondegeneracy of amplitude-frequency modulation for finite-gap solutions of integrable nonlinear equations
JO  - Matematičeskie zametki
PY  - 1996
SP  - 53
EP  - 61
VL  - 59
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/MZM_1996_59_1_a4/
LA  - ru
ID  - MZM_1996_59_1_a4
ER  -