Diagrammatic Representation and Inference : 11th International Conference, Diagrams 2020, Tallinn, Estonia, August 24–28, 2020 : proceedings2020 https://doi.org/10.1007/978-3-030-54249-8 Logic of the future : writings on existential graphs. Part 2: The 1903 Lowell LecturesPeirce, Charles S.2021 https://doi.org/10.1515/9783110740462 Logic of the future : writings on existential graphs. Part 1: The Logical TractsPeirce, Charles S.2021 https://www.degruyter.com/document/doi/10.1515/9783110651423/html#contents https://doi.org/10.1515/9783110651423 Logic of the future : writings on existential graphs. Volume 1. History and applicationsPeirce, Charles S.2020 https://doi.org/10.1515/9783110651409 Natural arguments : a tribute to John Woods2019 https://www.collegepublications.co.uk/tributes/?00040 Peirce : 5 questions2014 Peirce and Husserl : mutual insights on logic, mathematics and cognition2019 https://doi.org/10.1007/978-3-030-25800-9 Sign systems studies = Töid märgisüsteemide alalt = Труды по знаковым системам. Vol. 43, No. 4, Special issue : Peirce's theory of signs2015 http://sss.ut.ee/index.php/sss/issue/view/43.4 http://www.ester.ee/record=b1331700*est Special Issue: Hintikka Memorial Issue2019 https://link.springer.com/journal/11787/13/2 Synthese. Vol. 192, 4, Special sectionon Peirce's logic and philosophy of language2015