1. Abdelnour-Nocera, J., Kurosu, M., Clemmensen, T., Bidwell, N., Vatrapu, R., Winschiers-Theophilus, H., et al. (2011). Re-framing HCI through local and indigenous perspectives. In Paper Presented at the Lecture Notes in Computer Science, Berlin, New York.
2. Balzert, H. (2008). Lehrbuch der Software-Technik. [2], Software management. Heidelberg [u.a.]: Spektrum, Akad. Verl.
3. Beck, E. E. (2001). On participatory design in scandinavian computing research.
4. Bella, F., Hoermann, K., Vanamali, B., Herrmann, S., & Müller, M. (2015). Automotive SPICE 3.0 what is new and what has changed? In Kugler Maag CIE GmbH.
5. Bevan, N. (1999). Quality in use: meeting user needs for quality. Journal of System and Software (Serco usability services). 49(1), 89–96. doi: 10.1016/S0164-1212(99)00070-9 .