1. Avritzer A., Ros J.P. and Weyuker E.J. (1996): Reliability testing of rule-based systems. — IEEE Software, Vol. 13, No. 3, pp. 76–82.
2. Charniak E. (1991): Bayesian networks without tears. — AI Magazine, Vol. 12, No. 4, pp. 50–63.
3. Borgelt Ch. and Kruse R. (2002): Graphical Models. Methods for Data Analysis and Mining. — New York: John Wiley & Sons.
4. Cholewa W. (1985): Aggregation of fuzzy opinions — An axiomatic approach. — Fuzzy Sets and Systems, Vol. 17, pp. 249–258.
5. Cholewa W. and Kaźmierczak J. (1995): Data Processing and Reasoning in Technical Diagnostics. — Warsaw: Wydawnictwa Naukowo Techniczne, WNT.