T.  Göhnert, Ziebarth, S., Malzahn, N., and H. Hoppe, U., ?Enriching (Learning) Community Platforms with Learning Analytics Components?, in Collaboration and Technology, vol. 8658, N.  Baloian, Burstein, F., Ogata, H., Santoro, F., and Zurita, G., Eds. Springer International Publishing, 2014, pp. 177-184.

O.  Daems, Erkens, M., Malzahn, N., and H. Hoppe, U., ?Using Content Analysis to Check Learners? Understanding of Science Concepts?, in 22nd International Conference on Computers in Education ICCE 2014, Nara, Japan, 2014.