1. Froschl, C.: User modeling and user profiling in adaptive e-learning systems. Graz, Austria: Master Thesis (2005)
2. Knutov, Evgeny, De Bra, Paul, Pechenizkiy, Mykola: Ah 12 years later a comprehensive survey of adaptive hypermedia methods and techniques. New Rev. Hypermedia Multimedia 15(1), 5–38 (2009)
3. Mulwa, C., Lawless, S., Sharp, M., Arnedillo-Sanchez, I., Wade, V.: Adaptive educational hypermedia systems in technology enhanced learning: a literature review. In: Proceedings of the 2010 ACM Conference on Information Technology Education, p. 73–84. ACM (2010)
4. El-Bakry, H.M., Saleh, A.A.: Adaptive e-learning based on learner’s styles. Bull. Electr. Eng. Inf. 2(4), 240–251 (2013)
5. El-Bakry, H.M., Saleh, A.A., Asfour, T.T., Mastorakis, N.: A new adaptive e-learning model based on learner’s styles. In: Proceedings of 13th WSEAS International Conference on Mathematical and Computational Methods In Science and Engineering (MACMESE’11). Catania, Sicily, Italy, pp. 440–448 (2011)