Lionel Forget

Preferential Logics are X-logics

Vincent Risch, Pierre Siegel, Lionel Forget, 2001, J. Log. Comput..

Comparing a Pair-Wise Compatibility Heuristic and Relaxed Stratification: Some Preliminary Results

Robert E. Mercer, Vincent Risch, Lionel Forget, 2001, ECSQARU.

A Representation Theorem for Preferential Logics

Pierre Siegel, Lionel Forget, 1996, KR.