M. Bhattacharya, A. Abraham, und B. Nath. 2001 International Workshop on Hybrid Intelligent
Systems, Seite 379--394. Adelaide, Australia, Springer-Verlag, (11-12 December 2001)
D. Hepting, H. Bin Amer, und Y. Yao. Information Processing and Management of Uncertainty in Knowledge-Based Systems. Theory and Foundations, Volume 854 von Communications in Computer and Information Science, Seite 528--537. Cham, Springer International Publishing, (Juni 2018)