Imprecise Quantifiers and Conditional Probabilities. - Stéphane Amarger; Didier Dubois; Henri Prade (ECSQARU, 1991)

Constraint Propagation with Imprecise Conditional Probabilities. - Stéphane Amarger; Didier Dubois; Henri Prade (UAI, 1991)

DRUMS: Defeasible Reasoning and Uncertainty Management Systems. - Philippe Besnard; Yves Moinard; Wilmer Pereira; Michael Clarke; Nic Wilson; Miguel Delgado 001; Serafín Moral; Juan Cano; Didier Dubois; Henri Prade; Luis Fariñas del Cerro; Jérôme Lang; et al. (AI Commun., 1993)