Credibility of abducible multiple causes of observed effects. - Anio O. Arigoni (IPMU, 1986)

Modulation of the Intensity of Formalized Attributes. - Anio O. Arigoni (IPMU, 1988)

Incremental Learning of Roughly Represented Concepts. - Anio O. Arigoni; Cesare Furlanello; Vittorio Maniezzo (IPMU, 1992)

Typicality of Concept Instances: A Semiotic Way for Its Evaluation. - Anio O. Arigoni (FLAI, 1993)