8Chih-Ming Chen.Intelligent web-based learning system with personalized learning path guidance[J].Computers & Education,2008,(51):787-814.
9Gwo-Jen Hwang,et al.A Heuristic Algorithm for planning personalized learning paths for context-aware ubiquitous leaming[J].Computers & Education,2010,(54):404-415.
10Jelena Jovanovic,Dragan Gasevic,et al.TANGRAM for Personalized Learning Using the Semantic Web Technologies[J].Journal of Emerging Technologies in Web Intelligence,2009,1(1):6-21.