Voilà voilà ! 
  
# deb cdrom:[elementary OS 0.2 _Luna_ - Stable amd64 (20130810)]/ dists/precise/main/binary-i386/ 
  
# deb cdrom:[elementary OS 0.2 _Luna_ - Stable amd64 (20130810)]/ dists/precise/restricted/binary-i386/ 
# deb cdrom:[elementary OS 0.2 _Luna_ - Stable amd64 (20130810)]/ precise main restricted 
  
# See http://help.ubuntu.com/community/UpgradeNotes for how to upgrade to 
# newer versions of the distribution. 
deb http://fr.archive.ubuntu.com/ubuntu/ precise main restricted 
deb-src http://fr.archive.ubuntu.com/ubuntu/ precise main restricted 
  
## Major bug fix updates produced after the final release of the 
## distribution. 
deb http://fr.archive.ubuntu.com/ubuntu/ precise-updates restricted main 
deb-src http://fr.archive.ubuntu.com/ubuntu/ precise-updates main restricted 
  
## N.B. software from this repository is ENTIRELY UNSUPPORTED by the Ubuntu 
## team. Also, please note that software in universe WILL NOT receive any 
## review or updates from the Ubuntu security team. 
deb http://fr.archive.ubuntu.com/ubuntu/ precise universe 
deb-src http://fr.archive.ubuntu.com/ubuntu/ precise universe 
deb http://fr.archive.ubuntu.com/ubuntu/ precise-updates universe 
deb-src http://fr.archive.ubuntu.com/ubuntu/ precise-updates universe 
  
## N.B. software from this repository is ENTIRELY UNSUPPORTED by the Ubuntu  
## team, and may not be under a free licence. Please satisfy yourself as to  
## your rights to use the software. Also, please note that software in  
## multiverse WILL NOT receive any review or updates from the Ubuntu 
## security team. 
deb http://fr.archive.ubuntu.com/ubuntu/ precise multiverse 
deb-src http://fr.archive.ubuntu.com/ubuntu/ precise multiverse 
deb http://fr.archive.ubuntu.com/ubuntu/ precise-updates multiverse 
deb-src http://fr.archive.ubuntu.com/ubuntu/ precise-updates multiverse 
  
## N.B. software from this repository may not have been tested as 
## extensively as that contained in the main release, although it includes 
## newer versions of some applications which may provide useful features. 
## Also, please note that software in backports WILL NOT receive any review 
## or updates from the Ubuntu security team. 
deb http://fr.archive.ubuntu.com/ubuntu/ precise-backports main restricted universe multiverse 
deb-src http://fr.archive.ubuntu.com/ubuntu/ precise-backports main restricted universe multiverse 
  
deb http://security.ubuntu.com/ubuntu precise-security main restricted 
deb-src http://security.ubuntu.com/ubuntu precise-security main restricted 
deb http://security.ubuntu.com/ubuntu precise-security universe 
deb-src http://security.ubuntu.com/ubuntu precise-security universe 
deb http://security.ubuntu.com/ubuntu precise-security multiverse 
deb-src http://security.ubuntu.com/ubuntu precise-security multiverse 
  
## Uncomment the following two lines to add software from Canonical's 
## 'partner' repository. 
## This software is not part of Ubuntu, but is offered by Canonical and the 
## respective vendors as a service to Ubuntu users. 
# deb http://archive.canonical.com/ubuntu precise partner 
# deb-src http://archive.canonical.com/ubuntu precise partner 
  
## Uncomment the following two lines to add software from Ubuntu's 
## 'extras' repository. 
## This software is not part of Ubuntu, but is offered by third-party 
## developers who want to ship their latest software. 
# deb http://extras.ubuntu.com/ubuntu precise main 
# deb-src http://extras.ubuntu.com/ubuntu precise main 
deb http://security.ubuntu.com/ubuntu/ precise-security restricted main multiverse universe