Marchand, E W <br/><br/>
Rapid ray tracing in radial gradients.  [electronic resource] 

 -  Applied optics  Feb 1988 
 - 465-7 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>1559-128X 
<br/><br/><label>Standard No.: </label>10.1364/AO.27.000465  doi