The Literature Reviews of Recommender Systems in e-learning environments:
A survey of the state-of-the-art and possible extensions.
Authors: Aleksandra Klašnja-Milićević, Mirjana Ivanović, and Alexandros Nanopoulos
Presentation @ Covinus University of Budapest [2016-11-02]
Source: http://link.springer.com/article/10.1007/s10462-015-9440-z