1. Andriesse, C. (2008). Dutch Messengers: A History of Science Publishing, 1930–1980. Leiden: Brill Academic Publishers.
2. Hayek, F. v. (1944). The Road to Serfdom. London: Routledge.
3. Popper, K. R. (1947d). Functional Logic without Axioms or Primitive Rules of Inference. In: Koninklijke Nederlandse Akademie vanWetenschappen, Proceedings of the Section of Sciences 50, pp. 1214–1224. Reprinted as Chapter 4 of this volume.
4. – (1948a). On the Theory of Deduction, Part I. Derivation and its Generalizations. In: Koninklijke Nederlandse Akademie van Wetenschappen, Proceedings of the Section of Sciences 51, pp. 173–183. Reprinted as Chapter 5 of this volume.
5. – (1948c). On the Theory of Deduction, Part II. The Definitions of Classical and Intuitionist Negation. In: Koninklijke Nederlandse Akademie van Wetenschappen, Proceedings of the Section of Sciences 51, pp. 322–331. Reprinted as Chapter 6 of this volume.