Fraga, Serafin. <br/><br/>
Atoms in external fields   
by Serafin Fraga,Janina Muszynska 
 - Amsterdam  Elsevier Scientific Publishing Company  1981 
 - ix, 557p. 
 - Physical science data  V.8 .
<br/><br/><label>ISBN: </label>0444419365 
<br/><br/><label>Dewey Class. No.: </label>539.7  / N81