Weder, Ricardo. <br/><br/>
Spectral and scattering theory for wave propagation in perturbed stratified media 
Ricardo Weder. 
 - New York:  Springer-Verlag;  1991. 
 - 188p. 
<br/><br/><label>Subjects--Index Terms: </label>Wave propagation 
<br/><br/><label>Universal Decimal Class. No.: </label>517.956.227  / WED