Egan, Walter G <br/><br/>
Optical properties of inhomogeneous materials  applications to geology, astronomy, chemistry and engineering 
Walter G Egan and theodore W Hilgeman 
 - New York  Academic Press  1979 
 - xi, 235p. 
<br/><br/><label>ISBN: </label>0-12-232650-4 
<br/><br/><label>Subjects--Topical Terms: </label><br/>inhomogeneous materials<br/>NASA thesaurus<br/>Optical properties<br/>Optics
<br/><br/><label>Universal Decimal Class. No.: </label>535.5  / EGA