Residuation in existential graphsHaydon, Nathan Joseph; Pietarinen, Ahti-VeikkoDiagrammatic Representation and Inference : 12th International Conference, Diagrams 2021, Virtual, September 28–30, 2021 : proceedings2021 / p. 229−237 https://doi.org/10.1007/978-3-030-86062-2_21 Conference Proceedings at Scopus Article at Scopus Conference Proceedings at WOS Article at WOS