1. Arvaja, M. this volume. Analyzing the contextual nature of collaborative activity. In S. Puntambekar, G. Erkens, & C.E. Hmelo-Silver (Eds.), Analyzing interactions in CSCL: Methods, approaches and issues (pp. 25–46) Springer.
2. Avouris, N., Fiotakis, G., Kahrimanis, G., Margaritis, M., & Komis, V. (2007). Beyond logging of fingertip actions: Analysis of collaborative learning using multiple sources of data. Journal of Interactive Learning Research JILR, 18(2), 231–250.
3. Blake, C., Davies, C., Jones, A., Morris, E., & Scanlon, E. (2003). Evaluating complex digital resources. Association for Learning Technology Journal, ALT-J, 11(1), 4–17.
4. Blake, C., & Scanlon, E. (2003). Enriching accounts of computer supported collaboration by using video data. Association for Learning Technology Journal, ALT-J, 11(2), 5–13.
5. Buxton, W., & Moran, T. (1990). EuroPARC’s integrated interactive intermedia facility (iiif): Early experiences, In S. Gibbs & A. A. Verrijn-Stuart (Eds.), Multiuser interfaces and applications, Proceedings of the IFIP WG 8.4 conference on multi-user interfaces and applications (pp. 11–34). Heraklion, Crete. Amsterdam: Elsevier Science Publishers B.V. (North-Holland).