Citation:
Kappen, D. L. , Johannsmeier, J. , & Nacke, L. E. . (2013). ACM International Conference Proceeding Series. In Deconstructing 'gamified' task-management applications. Retrieved from http://www.scopus.com/inward/record.url?eid=2-s2.0-84905460428&partnerID=MN8TOARS
