1. http://www.britannica.com/eb/article-9063935/robot
2. Karel C. R.U.R. (Rossum’s Universal Robots. Penguin Classics. Referencia en us.penguingroup.com/nf/Book/BookDisplay/0,,0_9780141182087,00.html
3. Robótica;Fu,1990
4. http://www.monografias.com/trabajos6/larobo/larobo.shtml#breve
5. http://en.wikipedia.org/wiki/Robot