UBUNTU_APT

http://www.rey1024.com/2012/02/ubah-repository-ubuntu-ke-kambing-ui-ac-id/
https://help.ubuntu.com/community/IndonesianLocalSourcesList
http://acazaf.wordpress.com/2013/01/28/repository-lokal-indonesia-di-ubuntu-12-04-aka-precise-pangolin-2/
http://bisakomputer.com/repositori-ubuntu-precise-pangolin-12-04-lokal-indonesia/

http://agusgin79.wordpress.com/2012/05/30/cara-mudah-install-java-di-linux-ubuntu-12-04-precise-pangolin/
http://www.webupd8.org/2012/01/install-oracle-java-jdk-7-in-ubuntu-via.html
http://askubuntu.com/questions/309900/installing-java-7-update-25-on-12-04-lts