First international conference on chemistry and biotechnology of biologically active natural products Varna-Bulgaria 21-26.9.'81 
/ Bulgarian Academy of Sciences 
 - Bulgaria:   Bulgarian Academy of Sciences,   1981 
<br/><br/> Vol. 1 (Main plenary lectures); 237p.<br/>Vol. 2 (Half-hour plenary lectures); 528p.<br/>Vol. 3(1) (Short communications isolation and structural elucidation); 372p.<br/>Vol. 3(2) (Short communications syntheses and enxymatic transformations and biosyntheses); 611p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Chemistry
<br/><br/><label>Universal Decimal Class. No.: </label>577(082.2)