Comment 89 for bug 267376

If you want it:
https://launchpad.net/~openoffice-pkgs/+archive

or from:
http://ubuntuforums.org/showthread.php?p=6016557

#add to /etc/apt/sources.list:
#Calc's Open Office PPA; not official, but it works
deb http://ppa.launchpad.net/openoffice-pkgs/ubuntu intrepid main
deb-src http://ppa.launchpad.net/openoffice-pkgs/ubuntu intrepid main

if you need PDF Import:
sudo apt-get install openoffice.org-pdfimport