http://liftlab.com/think/fabien/2006/02/13/new-uses-for-mobile-pervasive-games-lessons-learned-for-cscw-systems-to-support-collaboration-in-vast-work-sites/ Fabien Girardin Tue, 02 Dec 2008 19:37:34 +0000 http://wordpress.org/?v=wordpress-mu-1.2.1