Hae-Suk Kim, Yang-Sae Moon, Jinho Kim, Suan Lee, Woong-Kee Loh. Relationship Analysis on Academic Achievement and Learning Methods during Vacation: A Data Mining Approach. In Hamid R. Arabnia, Azita Bahrami, editors, Proceedings of the 2008 International Conference on E-Learning, E-Business, Enterprise Information Systems, and E-Government, EEE 2008, July 14-17, 2008, Las Vegas, Nevada, USA. pages 129-133, CSREA Press, 2008.