References

[1] http://gloobus.net/gloobus-preview/ [2] https://launchpad.net/gloobus-preview [3] http://www.webupd8.org/2012/04/gloobus-preview-updatebrings-gtk3-and.html [4] http://ubuntuhandbook.org/index.php/2013/08/install-gloobuspreview-in-ubuntu-13-04/ [5] https://launchpad.net/gnome-sushi