1. Bochenski, J. M. (1970 <1956>). Formale Logik (3. ed.). Freiburg i. Br.: Alber.
2. Boden, M. A. (2004 <1990>). The Creative Mind. Myths and Mechanisms (2nd ed.). London; New York: Routledge.
3. Burton, R. G. (2000). The Problem of Control in Abduction. Transactions of the Charles S. Peirce Society, 36(1), 149-156.
4. Campos, D. G. (2007). Peirce on the Role of Poietic Creation in Mathematical Reasoning. Transactions of the Charles S. Peirce Society, 43(3), 470-489.
5. Carnap, R. (1967). The logical structure of the world [and] pseudoproblems in philosophy; translated (Der logische Aufbau der Welt) (R. A. George, Trans. 2nd ed.). London: Routledge & K. Paul.