TY  - JOUR
AU  - S. A. Vugal'ter
TI  - Discrete spectrum of multifrequency quantum systems possessing no stable subsystems
JO  - Funkcionalʹnyj analiz i ego priloženiâ
PY  - 1978
SP  - 74
EP  - 75
VL  - 12
IS  - 3
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/FAA_1978_12_3_a12/
LA  - ru
ID  - FAA_1978_12_3_a12
ER  -