Extensions of Euler diagrams in Peirce's four manuscripts on logical graphsPietarinen, Ahti-VeikkoDiagrammatic Representation and Inference : 9th International Conference, Diagrams 2016, Philadelphia, PA, USA, August 7-10, 2016 : proceedings2016 / p. 139-154 : ill https://doi.org/10.1007/978-3-319-42333-3_11 Conference Proceedings at Scopus Article at Scopus Conference Proceedings at WOS Article at WOS On the origin of Venn diagramsMoktefi, Amirouche; Lemanski, JensAxiomathes2022 / p. 887–900 https://doi.org/10.1007/s10516-022-09642-2 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS