A positive experience with software reuse supported by a software bus framework. - Mark A. Gisi; Cristiano Sacchi (IWSR, 1993)

Towards the Integration of Solid and Surface Modeling by Means of Pseudo-Boolean Operators. - Luca Mari; Cristiano Sacchi (Modeling in Computer Graphics, 1993)

A Declarative, Object-Oriented Interface to a Solid Modeler. - Michael L. Heytens; Cristiano Sacchi (SSD, 1993)

Co-CAD: A Multi-User Collaborative Mechanical CAD System. - Mark A. Gisi; Cristiano Sacchi (Presence Teleoperators Virtual Environ., 1994)