José Cordeiro Boris Shishkov Alpesh Ranchordas Markus Helfert ICSOFT 2008 - Proceedings of the Third International Conference on Software and Data Technologies, Volume PL/DPS/KE, Porto, Portugal, July 5-8, 2008 INSTICC Press 978-989-8111-51-7 ICSOFT (PL/DPS/KE) 2008 db/conf/icsoft/icsoft2008-1.html