Modelos de información

https://drive.google.com/file/d/0B3myNa5xGarvbmkzX1hObnRqaDQ/view?usp=sharing

https://docs.google.com/document/d/1XBDmPgx8UxZZZVIqaP7RmeQ0AvsEjVV9T7AW3g7pRN0/edit?usp=sharing