Unger, H.-G. (Hans-Georg) <br/><br/>
Planar optical waveguides and fibres / 
by H. G. Unger. 
 - Oxford :  Clarendon Press,  1977. 
 - 751 p. ;  25 cm. 
 - The Oxford engineering science series .
<br/><br/>includes index 
<br/><br/><label>ISBN: </label>0198561334 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Fiber optics<br/>Optical wave guides