Y. Mor, and O. Mogilevsky. Scaling up Learning for Sustained Impact, volume 8095 of Lecture Notes in Computer Science, Springer, Berlin Heidelberg, (2013)
Y. Mor, S. Warburton, R. Nørgård, and P. Ullmo. European Conference on Technology Enhanced Learning, volume 9891 of Lecture Notes in Computer Science, page 453-459. Springer International Publishing, Springer, (2016)