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\bibitem{Graf2008} Graf, S., Kinshuk, \& Liu, T.-C. (2008). Identifying Learning Styles in Learning Management Systems by Using Indications from Students{\textquoteright} Behaviour. In \textit{Proceedings of the IEEE International Conference on Advanced Learning Technologies (ICALT 2008),} (pp. 482--486). Santander, Spain: IEEE Computer Society.

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