Kirsi Korhonen Migrating Defect Management from Waterfall to Agile Software Development in a Large-Scale Multi-site Organization: A Case Study. 73-82 2009 XP http://dx.doi.org/10.1007/978-3-642-01853-4_10 conf/xpu/2009 db/conf/xpu/xp2009.html#Korhonen09