Pei, J., Han, J., Mortazavi-asl, B., Pinto, H., Chen, Q., & Dayal, U. (n.d.). chun Hsu, M.(2001). Prefixspan: Mining sequential patterns efficiently by prefix-projected pattern growth. In ICDE�01: Proceedings of the 2001 International Conference on Data Engineering (pp. 215–215).

Pei, J., J. Han, B. Mortazavi-asl, H. Pinto, Q. Chen, and U. Dayal. “chun Hsu, M.(2001). Prefixspan: Mining sequential patterns efficiently by prefix-projected pattern growth.” In ICDE�01: Proceedings of the 2001 International Conference on Data Engineering, 215–215, n.d.

Pei J, Han J, Mortazavi-asl B, Pinto H, Chen Q, Dayal U. chun Hsu, M.(2001). Prefixspan: Mining sequential patterns efficiently by prefix-projected pattern growth. In: ICDE�01: Proceedings of the 2001 International Conference on Data Engineering. p. 215–215.

Pei, J., et al. “chun Hsu, M.(2001). Prefixspan: Mining sequential patterns efficiently by prefix-projected pattern growth.” ICDE�01: Proceedings of the 2001 International Conference on Data Engineering, pp. 215–215.

Pei J, Han J, Mortazavi-asl B, Pinto H, Chen Q, Dayal U. chun Hsu, M.(2001). Prefixspan: Mining sequential patterns efficiently by prefix-projected pattern growth. ICDE�01: Proceedings of the 2001 International Conference on Data Engineering. p. 215–215.