1. {CLU} CLU Reference Manual. B. Liskov et al. Lecture Notes in Computer Science 114. Sprlnger-Verlag 1981. {CLU} CLU Reference Manual. B. Liskov et al. Lecture Notes in Computer Science 114. Sprlnger-Verlag 1981.
2. A simple technique for handling multiple polymorphism
3. Relations as semantic constructs in an object-oriented language
4. {KMMNa} Syntax Directed Program Modularization. By B. B. Kristen-Sen O. L. Madsen B. Møller-Pedersen K. Nygaard. In Integrated Interactive Computing Systems (P. Degano and E. Sandewall Editors). {KMMNa} Syntax Directed Program Modularization. By B. B. Kristen-Sen O. L. Madsen B. Møller-Pedersen K. Nygaard . In Integrated Interactive Computing Systems (P. Degano and E. Sandewall Editors).
5. {KMMNb} Abstraction Mechanisms for modelling of Program Fragments (Object-Oriented Code Sharing). By B. B. Kristensen O. L. Madsen B. Møller-Pedersen K. Nygaard. Unpublished. {KMMNb} Abstraction Mechanisms for modelling of Program Fragments (Object-Oriented Code Sharing). By B. B. Kristensen O. L. Madsen B. Møller-Pedersen K. Nygaard . Unpublished.