1. S. Chakraborty et al., Shikshak: An architecture for an intelligent tutoring system, international workshop of cognitive aspects in intelligent and adaptive web-based educational systems (CIAWES, 2008) held in conjunction with international conference on computers in education, ICCE, Taipei, Taiwan, 24–31, 2008
2. S. Abu-Naser et al., An intelligent tutoring system for learning java objects. Int. J. Artif. Intell. Appl. (IJAIA) (2011). doi: 10.5121/ijaia.2011.2205
3. L. Yu-Feng, A study on learning effect among different learning styles and using instant messaging in programming design course, Virtual Environments, Human-Computer Interfaces and Measurements Systems, 2009. VECIMS ‘09. Hong Kong, China, IEEE, 266–270, 11–13, May 2009
4. A.M. Latham, et al., Oscar: an intelligent conversational agent tutor to estimate learning styles, Fuzzy Systems (FUZZ), 2010 IEEE International Conference on Barcelona, IEEE, 1–8, doi: 10.1109/FUZZY.2010.5584064 , 18–23, July 2010
5. Adesanya, et al., Examining artificial intelligence techniques for the design and implementation of a generally acceptable intelligent educational tutoring system (IETS), Proceedings of the World Congress on Engineering and Computer Science, I, WCECS 2012, San Francisco, USA, 24–26 Oct 2012