Marcos R. S. Borges Patrick Brézillon José A. Pino Jean-Charles Pomerol Groupware System Design and the Context Concept. 45-54 2004 conf/cscwd/2004 CSCWD (Selected papers) http://dx.doi.org/10.1007/11568421_5 db/conf/cscwd/cscwd2004.html#BorgesBPP04