[youtube http://www.youtube.com/watch?v=Owe3uDDfoCg?rel=0&w=480&h=360]
[youtube http://www.youtube.com/watch?v=m0QzW1RKeYw?rel=0&w=480&h=360]
[youtube http://www.youtube.com/watch?v=NDYIdBMLQR0?rel=0&w=480&h=360]
[youtube http://www.youtube.com/watch?v=v8CdGbKT0C0?rel=0&w=480&h=360]
[youtube http://www.youtube.com/watch?v=OrhqshImQ8Q?rel=0&w=640&h=360]
Antoine Compagnon – Collège de France
[youtube http://www.youtube.com/watch?v=HFvNyhkevZw?rel=0&w=640&h=360]
[youtube http://www.youtube.com/watch?v=EYPapE-3FRw?rel=0&w=480&h=360]
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