Gupta, Akhilesh Kumar <br/><br/>
Synthetic studies on polarized ketene S, S-S, N- and N, N- acetals 
Akhilesh Kumar Gupta 
 - Shillong  NEHU  1990 
 - 222p.; 28cm. 
<br/><br/><label>Dewey Class. No.: </label>DS  / 547.065 GUP