Proceedings, American Academy of Arts and Sciences 

 - BOSTON, mass. :  AMERICAN ACADEMY OF ARTS AND SCIENCES, 
 - Irregular 
<br/><br/><label>ISSN: </label>0065-6836 
 = Proceedings, American Academy of Arts and Sciences 
 = PROC. AM. ACAD. ARTS SCI. 
<br/><br/><label>Subjects--Index Terms: </label>VARIOS CIENCIAS EN GENERAL