Paolo Besana Vivek Patkar David Glasspool Dave Robertson Distributed Workflows: The OpenKnowledge Experience. 965-975 2008 OTM Workshops http://dx.doi.org/10.1007/978-3-540-88875-8_123 conf/otm/2008-w db/conf/otm/otm2008-w.html#BesanaPGR08