Clementino, Manuel Maria, Hofmann, Dirk (2008)

Theory and Applications of Categories [electronic only]

Alb, Daciana Alina (2005)

Acta Universitatis Apulensis. Mathematics - Informatics

Johnstone, P.T. (1996)

Theory and Applications of Categories [electronic only]

Miroslav Hušek (1966)

Commentationes Mathematicae Universitatis Carolinae

Jiří Vinárek (1978)

Commentationes Mathematicae Universitatis Carolinae

M. Cipolla (1976/1977)

Mathematische Zeitschrift

Reinhard Börger, Walter Tholen (1979)

Cahiers de Topologie et Géométrie Différentielle Catégoriques

Vladimír Puš (1989)

Commentationes Mathematicae Universitatis Carolinae

P. Gabriel, R. Bautista, A.V. Roiter (1985)

Inventiones mathematicae

Barr, Michael, Burgess, W. D., Raphael, R. (2003)

Theory and Applications of Categories [electronic only]