Michel Wermelinger Paul Wernick Ciarán Bryce Introduction to the 4th international ERCIM workshop on software evolution and evolvability (Evol '08). 2008 ASE Workshops http://dx.doi.org/10.1109/ASEW.2008.4686312 conf/kbse/2008w db/conf/kbse/asew2008.html#WermelingerWB08a