Voici ce que je viens de trouver "
We just put the English 180–day Trial Edition to Microsoft Downloads to make it more accessible. We also plan to make localized versions (e.g., Japanese, French, etc.) available for download once they’re ready.
The download is a CD image file (.ISO) that is just over 450 MB, so be sure you have a reliable connection with adequate bandwidth for a successful download. Microsoft Downloads doesn’t have a file transfer manager like MSDN Subscriber Downloads, which helps with files of this size.
To install Team Foundation Server, you should also download: