Abusch, Dorit. 1994. Sequence of tense revisited: Two semantic accounts of tense in intensional contexts. In Kamp, Hans (ed.), Ellipsis, tense, and questions, 87–139. DYANA deliverable, University of Amsterdam.
Chierchia, Gennaro. 1990. Anaphora and attitude de se. In Bartsch, Renate, Benthem, Johan van & van Emde Boas, Peter (eds.), Semantics and contextual expression, 1–31. Dordrecht: Foris.
Davidson, Donald. 1967. The logical form of action sentences. In Rescher, Nicholas (ed.), The logic of decision and action, 81–95. Pittsburgh, PA: University of Pittsburgh Press.
Dowty, David. 1979. Word meaning and Montague Grammar: The semantics of verbs and times in Generative Semantics and in Montague's PTQ. Dordrecht: Reidel.
Landman, Fred. 1992. The progressive. Natural Language Semantics 1.1, 1–32.
Montague, Richard. 1974. Formal philosophy: Selected papers of Richard Montague, edited by Richmond H. Thomason. New Haven, CT: Yale University Press.
Ogihara, Toshiyuki. 1995. Tense, attitudes, and scope. Dordrecht: Kluwer.
Stechow, Arnim von. 1995. On the proper treatment of tense. Semantics and Linguistics Theory (SALT) V, 362–386.