1. Philosophical Essay on Probabilities;Laplace;Dover Publications,1951
2. The Continuum of Inductive Methods;Carnap,1952
3. Inferences from multinomial data: learning about a bag of marbles;Walley;Journal of the Royal Statistical Society, Series B,1996
4. P. Walley, J.-M. Bernard, Imprecise probabilistic prediction for categorical data, Tech. Rep. CAF-9901, Laboratoire Cognition et Activitées Finalisées, Université de Paris 8 (January 1999).
5. Statistical Reasoning with Imprecise Probabilities;Walley,1991