Download links for Upgrade Ubuntu Studio amd64

raring-dvd-amd64.iso
HTTPhttp://cdimage.ubuntu.com/ubuntustudio/dvd/20130403/raring-dvd-amd64.iso
raring-dvd-amd64.iso.zsync
ZSYNCzsync http://cdimage.ubuntu.com/ubuntustudio/dvd/20130403/raring-dvd-amd64.iso.zsync