Condon, E U <br/><br/>
The theory of atomic spectra 

 - Cambridge  Cambridge University Press  1935 
 - xv, 441p. : ill.  
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>521092094 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Atomic spectra -- Theory