A Decomposition Theorem for a class of infinite transformation semigroups. - Ralph P. Tucci (Acta Cybern., 1989)

Graphical Specification of Recursive Queries. - Bogdan D. Czejdo; Ralph P. Tucci; David W. Embley (ICCI, 1991)

Using an object-relationship model for rapid prototyping. - Bogdan D. Czejdo; Ralph P. Tucci (SAC, 1992)

Graphical Query Specification with Participation Constraints. - Bogdan D. Czejdo; Ralph P. Tucci; David W. Embley; Stephen W. Liddle (ICCI, 1993)