Jeanine Weißenfels Michael Gillmann Olivier Roth German Shegalov Wolfgang Wonner The Mentor-Lite Prototype: A Light-Weight Workflow Management System. 685-686 2000 ICDE http://doi.ieeecomputersociety.org/10.1109/ICDE.2000.839494 db/conf/icde/icde2000.html#WeissenfelsGRSW00