David Garlan Jeffrey M. Barnes Bradley R. Schmerl Orieta Celiku Evolution styles: Foundations and tool support for software architecture evolution. 131-140 2009 WICSA/ECSA http://dx.doi.org/10.1109/WICSA.2009.5290799 conf/wicsa/2009 db/conf/wicsa/wicsa2009.html#GarlanBSC09