TY  - JOUR
AU  - T. Ya. Azizov
AU  - M. V. Chugunova
TI  - Pontryagin's Theorem and Spectral Stability Analysis of Solitons
JO  - Matematičeskie zametki
PY  - 2009
SP  - 643
EP  - 658
VL  - 86
IS  - 5
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/MZM_2009_86_5_a0/
LA  - ru
ID  - MZM_2009_86_5_a0
ER  -