1. Beaver, D., & Geurtz, B. (2011). Presupposition. Stanford Encyclopedia of Philosophy. Retrieved from https://plato.stanford.edu/entries/presupposition/. Accessed 1 April 2020.
2. Berto, F., & Hawke, P. (2018). Knowability relative to information. Mind. https://doi.org/10.1093/mind/fzy045
3. Chalmers, D. (2012). Constructing the world. Oxford University Press.
4. Crossley, J. N., & Humberstone, L. (1977). The logic of ‘actually.’ Reports on Mathematical Logic, 8, 11–29.
5. Dorr, C., Hawthorne, J., & Yli-Vakkuri, J. (2021). The bounds of possibility: Puzzles of modal variation. Oxford University Press.