Electron-impact ionization of Na.  [electronic resource] 

 -  Physical review. A, Atomic, molecular, and optical physics  Mar 1995 
 - R1735-R1737 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>1050-2947 
<br/><br/><label>Standard No.: </label>10.1103/physreva.51.r1735  doi