TY  - BOOK
AU  - Petkov,Vesselin
TI  - Scattering theory for hyperbolic operators
SN  - 0444880569
U1  - 515.35 
PY  - 1989///
CY  - Amsterdam
PB  - North-Holland
KW  - Boundary value problems
KW  - Scattering operator
KW  - Wave equation
ER  -