1. R. Agrawal, R. Srikant, Fast algorithms for mining association rules, in: Proc. 1994 Internat. Conf. Very Large Data Bases, 1994, pp. 487–499.
2. R. Agrawal, R. Srikant, Mining sequential patterns, in: Proc. 1995 Internat. Conf. Data Engineering, 1995, pp. 3–14.
3. W.H. Au, K.C.C. Chan, Mining fuzzy association rules, in: Proc. 6th Internat. Conf. Information Knowledge Management, Las Vegas, NV, 1997, pp. 209–215.
4. W.H. Au, K.C.C. Chan, An effective algorithm for discovering fuzzy rules in relational databases, in: Proc. IEEE Internat. Conf. Fuzzy Systems, vol. II, 1998, pp. 1314–1319.
5. W.H. Au, K.C.C. Chan, FARM: a data mining system for discovering fuzzy association rules, in: Proc. FUZZ-IEEE’99, vol. 3, 1999, pp. 22–25.