BIBLIOGRAFIA

http://www.gadgetsblogger.com/p/new-gadgets-para-blog-y-web.html

http://www.esforse.mil.ec/

http://www.youtube.com/watch?v=2N4ycdzy2kE&feature=player_embedded

http://www.youtube.com/watch?v=2N4ycdzy2kE&feature=player_embedded