1. Experts in Uncertainty. Oxford: Oxford University Press; 1991.
2. Occam's two razors: The sharp and the blunt. In: Proceedings of the Fourth International Conference on Knowledge Discovery & Data Mining, Menlo Park, CA, The AAAI Press, 1998, p 37-43.
3. Lecture Notes;Fisher,1996
4. Parallel combination of information sourses. In: editors. Belief change, Handbook of defeasible reasoning and uncertainty management systems, Dordrecht: Kluwer Academic Publishers, 1998, Vol. 3, p 393-439.
5. Application of neural networks and symbolic machine learning algorithms to predicting stock prices. Südwestdeutsche Genossenschaftszentralbank AG and Daimler Benz AG, Karlsruhe, 1994.