1. Barwise, Jon and John Perry: 1983,Situations and Attitudes, Bradford Books, Cambridge.
2. Bennett, Michael and Barbara Partee: 1972, ‘Toward the Logic of Tense and Aspect in English’, distributed 1978 by the Indiana University Linguistics Club, Bloomington.
3. Cooper, Robin: 1984, ‘Tense and Discourse Location in Situation Semantics’ (this volume).
4. Cresswell, M. J.: 1977, ‘Interval Semantics and Logical Words’, in C. Rohrer (ed.),On the Logical Analysis of Tense and Aspect, TBL Verlag, Tübingen.
5. Dowty, David: 1972,Studies in the Logic of Tense and Aspect in English, University of Texas dissertation.