RICHARDSON, OWEN WILLANS <br/><br/>
MOLECULAR HYDROGEN AND ITS SPECTRUM 

 - S.E. 
 - Estados Unidos  YAUP  1950 S.L. 
 - 343 
<br/><br/><label>LCCN: </label>19526 
<br/><br/><label>Dewey Class. No.: </label>546.2