@inproceedings{OPUS4-2643, title = {Joint Proceedings of REFSQ-2015 Workshops, Research Method Track, and Poster Track co-located with the 21st International Conference on Requirements Engineering: Foundation for Software Quality (REFSQ 2015), Essen, Germany, March 23, 2015}, editor = {Raimundas Matulevicius and Thorsten Weyer and Peter Forbrig and Andrea Herrmann and Maya Daneva and J{\"o}rg D{\"o}rr and Anne Hoffmann and Axel Kalenborn and Marcus Trapp and Georg Herzwurm and Wolfram Pietsch and Annika Lenz and Sixten Schockert and Marian Daun and Cristina Palomares and Itzel Morales-Ramirez and Bastian Tenbergen and Barbara Paech and Roel J. Wieringa and Eric Knauss and Anna Perini}, year = {2015}, }