Models and success factor of process changeLepasaar, Marion; Varkoi, Timo; Jaakkola, HannuProduct Focused Software Process Improvement : third International Conference, PROFES 2001, Kaiserslautern, Germany, September 10-13, 2001 : proceedings2001 / p. 68-77https://link.springer.com/content/pdf/10.1007/3-540-44813-6_9.pdf