Heinrich, K F <br/><br/>
Image-formation technique for scanning electron microscopy and electron probe microanalysis.  [electronic resource] 

 -  Science (New York, N.Y.)  Feb 1970 
 - 1129-31 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0036-8075 
<br/><br/><label>Standard No.: </label>10.1126/science.167.3921.1129  doi