D. Fernández, und S. Wagner. Product-focused software process improvement, Volume 9459 von Lecture Notes in Computer Science, Seite 114-130. Springer, (2015)
S. Wagner, B. Schätz, S. Puchner, und P. Kock. IEEE 21st International Symposium on Software Reliability Engineering, ISSRE 2010, Seite 269-278. IEEE Computer Society, (2010)