[C2] Fum D., Guida G., Montanari A., Tasso C., "Using Levels and Viewpoints in Text Representation". In Artificial Intelligence and Information-Control Systems of Robots - 89 (Proceedings of the 5th International Conference), I. Plander (Ed.), Strbske Pleso, Czechoslovakia, Elsevier Science Publishers, November 1989, pp.37-44.

[W1] Corsetti E., Meda R., Montanari A., Ratto E., "An Object Oriented Framework Based on a Logic Formalism for an Executable Specification of Real-Time Systems". AICA Working Days on Temporal Validation of Real-Time Software, Napoli-Portici, September 1989 (also in Relazione di Ricerca CNR N.6/5, Progetto Finalizzato Sistemi Informatici e Calcolo Parallelo, Sottoprogetto 6).