B. Turhan, A. Bener, P. Kuvaja, and M. Oivo. Agile Processes in Software Engineering and Extreme Programming, volume 48 of Lecture Notes in Business Information Processing, Springer Berlin Heidelberg, (2010)
B. Turhan, A. Bener, and T. Menzies. Product-Focused Software Process Improvement, volume 6156 of Lecture Notes in Computer Science, Springer Berlin Heidelberg, (2010)