Possible new frequency shifts for the 2S1/2-->2P1/2 transition in a hydrogen atom within a specific boundary.  [electronic resource] 

 -  Physical review. A, General physics  Apr 1988 
 - 2785-2796 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0556-2791 
<br/><br/><label>Standard No.: </label>10.1103/physreva.37.2785  doi