1. Modeling and understanding different types of process design activities;Eggersmann;Latin American Applied Research,2003
2. Modeling of actors within a chemical engineering work process model;Eggersmann,2001
3. Un modelo integrado para la captura y administratión del proceso de diseño;Gonnet,2003
4. ConceptBase V5.2.3 User Manual,2002
5. Issues as elements of information systems;Kunz,1970