Epstein, Saul T. <br/><br/>
Variation method in quantum chemistry 
Saul T Epstein 
 - New York  Academic Press  1974 
 - ix,276p.; 23cm. 
 - Physical chemistry : a series of monographs, v. 33 .
<br/><br/><label>Dewey Class. No.: </label>541.28  / EPS