TY  - JOUR
AU  - L. D. Pustyl'nikov
TI  - On the spectrum of the~discrete inhomogeneous wave equation, and vibrations of a~discrete string
JO  - Sbornik. Mathematics
PY  - 1993
SP  - 317
EP  - 331
VL  - 75
IS  - 2
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/SM_1993_75_2_a1/
LA  - en
ID  - SM_1993_75_2_a1
ER  -