Judea Pearl. Z: A Natural Ordering of Defaults with Tractable Applications to Nonmonotonic Reasoning. In Hector Geffner, Rina Dechter, Joseph Y. Halpern, editors, Probabilistic and Causal Inference: The Works of Judea Pearl. Volume 36 of ACM Books, pages 201-214, ACM, 2022. [doi]
Abstract is missing.