1. Adams, R.M. 1986. Time and thisness. In Midwest studies in philosophy 9, ed. P.A. French, T.E. Uehling, and H.K. Wettstein, 315–329. Minneapolis: University of Minnesota Press.
2. Belnap, N., and M. Green. 1994. Indeterminism and the Thin Red Line. Philosophical Perspectives 8: 365–388.
3. Belnap, N., M. Perloff, and M. Xu. 2001. Facing the future. Oxford: Oxford University Press.
4. Brogaard, B. 2008. Sea battle semantics. Philosophical Quarterly 58: 326–335.
5. Burgess, J.P. 1978. The unreal future. Theoria 44: 157–179.