| 期刊論文1. | Hansson, S. O.(1992)。In Defense of Base Contraction。Synthese,91,239-245。 | 圖書1. | Ramsey, F. P.(1931)。The Foundations of Mathematics。London:Routledge & Kegan Paul。 | 2. | Goodman, Nelson(1991)。The Problem of Counterfactual Conditionals。Conditionals。Oxford。 | 3. | Hansson, S. O.(1995)。The Emperor‘s New Clothes。Conditionals: from Philosophy to Computer Science。Oxford。 | 4. | Stalnaker, Robert C.(1981)。Indicative Conditionals。Ifs。Boston。 | |