@book{151290, author = {Porras Cardozo, Baltazar Enrique}, title = {Los 80 de SIC y los 50 del Centro Gumilla}, publisher = {Centro Gumilla}, year = {Dic. 2017}, address = {Caracas, Venezuela}, url = {http://64.227.108.231/PDF/SIC2017800_440-441.pdf} }