Villar, F. 2019. Not-being, Falsehood and Contradiction: the Second Eristic Demonstration of the Euthydemus and the Problem of the False in the Sophist. Tópicos, Revista de Filosofía. 58 (Dec. 2019), 11–37. DOI:https://doi.org/10.21555/top.v0i58.1061.