1.
Sí¸rensen B, Thellefsen TL. The Normative Sciences, the Sign Universe, Self-Control and Rationality – According to Peirce. Cosmos and History [Internet]. 2010 Oct. 26 [cited 2024 Mar. 29];6(1):142-5. Available from: https://cosmosandhistory.org/index.php/journal/article/view/195