29. J. Bollen, H.Van de Sompel,A. Hagberg, L. Bettencourt, R. Chute, M.A. Rodriguez, and L. Balakireva.
Clickstream data yields high-resolution maps of science. PloS one, 4(3):e4803, Mar. 2009.
30. Vandeputte, Bram; Duval, Erik; Klerkx, Joris.Applying design principles in authorship networks - a case study, CHI2012,
Austin,TX, USA, 5-10 May 2012, CHI EA '12: Proceedings of the 2012 ACM Annual Conference Extended Abstracts on
Human Factors in Computing Systems Extended Abstracts, pages 741-744,ACM
35. Govaerts, S.,Verbert, K., Duval, E., Pardo,A.:The student activity meter for awareness and self-reflection. In: CHI2012, 869–884
36. Govaerts, S., Verbert, K., Duval, E., Pardo, A.: The student activity meter for awareness and self-reflection. In:
Proceedings of CHI2012, ACM (2012) 869–884
44. 8 May 2013 | @svencharleer | svencharleer.com17 September 2013 | @svencharleer | svencharleer.com
45. J. Santos, S. Charleer, G. Parra, J. Klerkx, E. Duval, and K.Verbert. Evaluating the use of open badges in an open learning
environment. In D. Hernandez-Leo,T. Ley, R. Klamma, and A. Harrer, editors, Scaling up Learning for Sustained Impact, volume
8095 of Lecture Notes in Computer Science, pages 314–327. Springer Berlin Heidelberg, 2013.