| Differentiation in freemium: where does the line lie? D Semenzin, E Meulendijks, W Seele, C Wagner, S Brinkkemper Software Business: Third International Conference, ICSOB 2012, Cambridge, MA …, 2012 | 22 | 2012 |
| Evaluating the software product management maturity matrix W Bekkers, S Brinkkemper, L Van Den Bemd, F Mijnhardt, C Wagner, ... 2012 20th IEEE International Requirements Engineering Conference (RE), 51-60, 2012 | 13 | 2012 |
