Reality Check
- René Descartes (1641), Meditations on First Philosophy
- Cornman, James; Lehrer, Keith (1968). Philosophical Problems and Arguments: An Introduction. New York and London: The Macmillan Company.
- Jones, Alan (2020), In All Probability, You Are a Boltzmann Brain, Medium
- Bostrom, Nick (2003). Are You Living in a Computer Simulation?, Philosophical Quarterly.