Robert Baillargeon Bernhard Rumpe Steven Völkel Robert B. France Geri Georg Steffen Zschaler Modeling in Software Engineering (MiSE 09). 453-454 2009 ICSE Companion http://dx.doi.org/10.1109/ICSE-COMPANION.2009.5071058 conf/icse/2009c db/conf/icse/icse2009c.html#BaillargeonRVFGZ09