12. BIBLIOGRAFICAS
• https://www.google.com.pe/webhp?sourceid=chrome-
instant&ion=1&espv=2&ie=UTF-8#q=imagenes+de+solidos+cristalinos+galio.
• https://www.google.com.pe/webhp?sourceid=chrome-
instant&ion=1&espv=2&ie=UTF-
8#q=imagenes%20de%20solidos%20cristalinos
• https://www.google.com.pe/webhp?sourceid=chrome-
instant&ion=1&espv=2&ie=UTF-
8#q=imagenes+de+silicio+con+sus+leyendas&spell=1