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A Topological Groupoid Representing the Topos of Presheaves on a Monoid Jens Hemelaer OriginalPaper 06 March 2020 Pages: 749 - 772
A Categorical Construction for the Computational Definition of Vector Spaces Alejandro Díaz-CaroOctavio Malherbe OriginalPaper 23 June 2020 Pages: 807 - 844
A Categorical Duality for Semilattices and Lattices Sergio A. CelaniLuciano J. González OriginalPaper 11 June 2020 Pages: 853 - 875