Romanov,V.G. <br/><br/>
Integral geometry and inverse problems for hyperbolic equations 

 - Berlin  Springer-Verlag  1974 
 - vi,151 p. 
 - Springer tracts in natural philosophy/edited by S.S. Antman, R.Aris,  vol.26 .
<br/><br/> Includes Bibliography and Index 
<br/><br/><label>ISBN: </label>3-540-06429-X 
<br/><br/><label>Dewey Class. No.: </label>B335 L4