1. The Year 2000:A Framework for Speculation on the Next Thirty-Three Years;kanh,1967
2. Research progress of personalized recommendation system;liu;Progress in Natural Science,2009
3. Activity-based context awareness interaction design;chen;Computer Engineering and Applications,2013
4. A web-based pervasive recommendation system for mobile tourist guides
5. Personalized user interest modeling based on context aware;ge;Application Research of Computers,2017