Ronny Kolb Dirk Muthig Thomas Patzke Kazuyuki Yamauchi A Case Study in Refactoring a Legacy Component for Reuse in a Product Line. 369-378 2005 conf/icsm/2005 ICSM http://doi.ieeecomputersociety.org/10.1109/ICSM.2005.5 db/conf/icsm/icsm2005.html#KolbMPY05