T. Dreyfus, C. Rasmussen, N. Apkarian, and M. Tabach. INDRUM 2018, (2018)"The complexity of knowledge flow in the classroom, even based on this one class session, is far greater than one might imagine. ".
D. Raptis, N. Tselios, and N. Avouris. Proceedings of the 7th international conference on Human computer interaction with mobile devices & services, page 153-160. New York, NY, USA, ACM, (2005)
G. Biegel, and V. Cahill. Proceedings of the Second IEEE International Conference on Pervasive Computing and Communications (PerCom'04), page 361--. Washington, DC, USA, IEEE Computer Society, (2004)