GTEX - A Group Technology Expert System. - Luca Bonani; Paolo Calvo; Giovanni Contri (IEA/AIE (Vol. 1), 1988)

CIBELE: a knowledge based system for short-term production scheduling. - Paolo Calvo; T. Carminati; Piero Fraternali; S. Miriello (IEA/AIE (1), 1989)