djvulibre-desktop software package provides Desktop support for the DjVu image format, you can install in your Ubuntu 12.04 LTS (Precise Pangolin) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install djvulibre-desktop
djvulibre-desktop is installed in your system.
Make ensure the djvulibre-desktop package were installed using the commands given below,
$ sudo dpkg-query -l | grep djvulibre-desktop *
You will get with djvulibre-desktop package name, version, architecture and description in a table
| Distro | Ubuntu 12 04 lts precise pangolin |
| Section | Libraries |
| Package | djvulibre-desktop |
| Version | 3.5.24-9ubuntu0.1 [amd64, i386 |
| Description | Desktop support for the DjVu image format |
| Sub Section | libs |