Bendt, Paul <br/><br/>
Optical analysis of point focus parabolic radiation concentrators / 
Paul Bendt and Ari Rabl 
 - Washington,  U.S. Goovernment Printing Office,  1980 
 - Various pagings :  ill. ;  28 cm. 
<br/><br/> SERI/TR-631-336 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Radiation<br/>Radiant energy
<br/><br/><label>Dewey Class. No.: </label>539.2