1Y.Hirate and h. Yamana, (2006) "Sequential Pattern Mining with Time Interval," In: 10th Pacific - Asia Conf. Knowledge Discovery and Data mining (PAKDD'06).
2C. Luo and S.M. Chung, (2005) " Efficient Mining of Maxmal Sequential Patterns using Multiple Samples," In:. 5th SlAM Int'l Conf. Data Mining (SDM).
3S. Cong, J.han and D. Pandu, (2005) "Parallel Mining of Closed sequential Patterns," In: 11 ACM SIGKDD Int'l Conf. Knowledge Discovery and Data Mining (KDD'05).
8Agrawal R, Srikant R. Mining .sequential pattern[C]//Proc, of the 11th International Conference on Data Engineering. Taipei, 1995.
9Srikant R, Agrawal R. Mining sequential patterns : Generalizations and performance improvements[C]//Proc, of the 5th International Conference on Extending Database Technology. Avignon,1996.
10Zhang M,Kao B, Yip C, et al. A GSP-based eficient algorithm for mining fequent sequences [C]//Proc. of International Conference on Artificial Intelligence. Nevada, 2001.