Peirce on mathematical reasoning and discoveryPietarinen, Ahti-VeikkoHandbook of cognitive mathematics2021 / p. 1-32 : ill https://doi.org/10.1007/978-3-030-44982-7_51-1

Pragmaticism as a philosophy of cognitive mathematicsPietarinen, Ahti-VeikkoHandbook of Cognitive Mathematics2021 / p. 1-38 https://doi.org/10.1007/978-3-030-44982-7_22-1