TY  - GEN
AU  - Sanchez-Palencia,Enrique
TI  - Non-homogeneous media and vibration theory
T2  - Lecture notes in physics
SN  - 0387100008
U1  - 530.15 
PY  - 1980///
CY  - [S.l.]
PB  - Springer-Verlag
ER  -