The negative Ramsey test: another triviality result. - Peter Gärdenfors; Sten Lindström; Michael Morreau; Wlodzimierz Rabinowicz (The Logic of Theory Change, 1989)

Actions with Preconditions and Postconditions. - Michael Morreau (Nonclassical Logics and Information Processing, 1990)

Commonsense Entailment: A Modal Theory of Nonmonotonic Reasoning. - Nicholas Asher; Michael Morreau (JELIA, 1990)

Is it Impossible to Keep up to Date? - Michael Morreau; Hans Rott (Nonmonotonic and Inductive Logic, 1990)

Commonsense Entailment: A Modal Theory of Non-monotonic Reasoning. - Nicholas Asher; Michael Morreau (IJCAI, 1991)

Epistemic semantics for counterfactuals. - Michael Morreau (J. Philos. Log., 1992)

Allowed Arguments. - Michael Morreau (IJCAI, 1995)

Prima Facie and Seeming Duties. - Michael Morreau (Stud Logica, 1996)

Syntactical Treatments of Propositional Attitudes. - Michael Morreau; Sarit Kraus (Artif. Intell., 1998)

The Hypothetical Syllogism. - Michael Morreau (J. Philos. Log., 2009)