1. Object-oriented software for manufacturing systems;Adiga,1992
2. Maintaining knowledge about temporal intervals;Allen;Com. ACM,1983
3. Object-oriented glue to stick pieces of CIM together;Bernus,1990
4. Object-oriented development;Booch;IEEE trans. sw. eng.,1986
5. Executing real-time structured analysis specifications;Blumore;ACM Sigsoft software engineering notes,1988