Marcello La Rosa Marlon Dumas Arthur H. M. ter Hofstede Jan Mendling Florian Gottschalk Beyond Control-Flow: Extending Business Process Configuration to Roles and Objects. 199-215 2008 ER http://dx.doi.org/10.1007/978-3-540-87877-3_16 conf/er/2008 db/conf/er/er2008.html#RosaDHMG08