A constraint-system shell to support concurrent engineering approaches to design. - Steffen M. Fohn; Arthur R. Greef; Robert E. Young; Peter J. O'Grady (Artif. Intell. Eng., 1994)

Concurrent Engineering. - Steffen M. Fohn; Arthur R. Greef; Robert E. Young; Peter J. O'Grady (Information Management in Computer Integrated Manufacturing, 1995)

Implementation of a Logic-Based Support System for Concurrent Engineering. - Arthur R. Greef; Steffen M. Fohn; Robert E. Young; Peter J. O'Grady (Data Knowl. Eng., 1995)