An Environment for Object- oriented Conceptual Programming Based on PROT Nets. - Marco Baldassari; Giorgio Bruno (European Workshop on Applications and Theory of Petri Nets, 1987)

Object-oriented conceptual programming based on PROT nets. - Marco Baldassari; V. Berti; Giorgio Bruno (ICCL, 1988)

PROTOB - A Hierarchical Object-Oriented CASE Tool for Distributed Systems. - Marco Baldassari; Giorgio Bruno; Vincenzo Russi; Roberto Zompi (ESEC, 1989)

An environment for operational software engineering in Ada. - Marco Baldassari; Giorgio Bruno (TRI-Ada, 1989)

Protob: An Object Oriented Methodology for Developing Discrete Event Dynamic Systems. - Marco Baldassari; Giorgio Bruno (Comput. Lang., 1991)

PROTOB: An Object-oriented CASE Tool for Modelling and Prototyping Distributed Systems. - Marco Baldassari; Giorgio Bruno; Andrea Castella (Softw. Pract. Exp., 1991)