1. Upper and lower probabilities induced by a multivalued mapping;Dempster;Ann. Math. Statist.,1967
2. A Mathematical Theory of Evidence;Shafer,1976
3. Review of Shafer's A Mathematical Theory of Evidence;Zadeh;AI Magazine,1984
4. Combination and propagation of uncertainty with belief functions;Dubois;Proc. Ninth IJCAI,1985
5. On the Dempster-Shafer framework and new combination rules;Yager;Info Sciences,1987