Voici un cours (P1) qui pourra vous servir de référence.
https://docs.google.com/viewer?a=v&pid=explorer&chrome=true&srcid=0B4OIbsEm_0KPY2VhMzAxZWYtNjk2MC00MTg3LTg0ZGItMjIyOWQ1ZjdlNzM2&hl=fr
https://docs.google.com/viewer?a=v&pid=explorer&chrome=true&srcid=0B4OIbsEm_0KPY2VhMzAxZWYtNjk2MC00MTg3LTg0ZGItMjIyOWQ1ZjdlNzM2&hl=fr