TY  - BOOK
AU  - Weber, Ricordo.
TI  - Spectral and scattering theory for wave propagation in perterbed stratified media
T2  - Applied Mathematical Sciences, Vol.87
SN  - 0387973575
U1  - 530.14 
PY  - 1991///
CY  - New York
PB  - S-V
ER  -