1. Fraunhofer Institute for Experimental Software Engineering (IESE), Kaiserslautern, Germany
2. Department of Service and Information System Engineering, UPC-BarcelonaTech, Barcelona, Spain
3. Faculty of Information Technology and Electrical Engineering, University of Oulu, Oulu, Finland
4. Nokia, Oulu, Finland
5. Softeam, Paris, France
6. ITTI, Poznań, Poland
7. Bittium, Oulu, Finland