KLAŠNJA-MILIĆEVIĆ, Aleksandra; VESIN, Boban; IVANOVIĆ, Mirjana; BUDIMAC, Zoran a JAIN, L. C. E-learning systems: intelligent techniques for personalization. Intelligent systems reference library. Switzerland: Springer, [2016]. ISBN 9783319411637. Dostupné také z: https://proxy.k.utb.cz/login?url=https://link.springer.com/10.1007/978-3-319-41163-7.