WEDER,R. <br/><br/>
SPECTRAL AND SCATTERING THEORY FOR WAVE PROPAGATION IN PERTURBED STRATIFIED MEDI 

 - NEW YORK  Springer  1991 
 - 188p.,24x12Cms. 
<br/><br/><label>ISBN: </label>0387973575 
<br/><br/><label>Dewey Class. No.: </label>530.12 W388