http://liftlab.com/think/fabien/2006/12/08/pergames-2007-call-for-papertechnical-issues-of-bringing-computer-entertainment-back-to-the-real-worldwith-pervasive-games/ Fabien Girardin Sun, 07 Sep 2008 16:47:40 +0000 http://wordpress.org/?v=wordpress-mu-1.2.1