Chemical abstracts 

 - Easton, Pa. :  American Chemical Society [ACS], 
 - Semanal 
<br/><br/><label>ISSN: </label>0009-2258 
 = Chemical abstracts 
 = Chem. Abstr. 
<br/><br/><label>Subjects--Index Terms: </label>QUIMICA BIBLIOGRAFIA;  INDICES