Marco Kuhrmann, Kurt Schneider, Dietmar Pfahl, Sousuke Amasaki, Marcus Ciolkowski, Regina Hebig, Paolo Tell, Jil Klünder, Steffen Küpper: Product-Focused Software Process Improvement - 19th International Conference, PROFES 2018, Wolfsburg, Germany, November 28-30, 2018, Proceedings. Lecture Notes in Computer Science 11271, Springer 2018, ISBN 978-3-030-03672-0