An Algebra of Qualitative Taxonomical Relations for Ontology Alignments. - Armen Inants; Jérôme Euzenat (ISWC (1), 2015)

Algebraic Calculi for Weighted Ontology Alignments. - Armen Inants; Manuel Atencia; Jérôme Euzenat (ISWC (1), 2016)

Qualitative calculi with heterogeneous universes. (Calculs qualitatifs avec des univers hétérogènes). - Armen Inants (2016)

So, what exactly is a qualitative calculus? - Armen Inants; Jérôme Euzenat (Artif. Intell., 2020)