Physical methods in heterocyclic chemistry/ 
edited by A.R. Katritzky. 
 - New York:  Academic Press,  1963. 
 - 6 v.:  ill. ;  24 cm. 
<br/><br/>Includes bibliographies. 
<br/><br/><label>ISBN: </label>0124011039 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Heterocyclic chemistry.