1. H.-D. Böcker: “Objektorientierte Repräsentation musikalischen Wissens”. Abschlußbericht DFG Projekt, Institut für Informatik, Universität Stuttgart, Januar, 1988.
2. H.-D. Böcker, M. Herczeg, H.-D. Stenger: “ICKit: An Instrument Construction Kit for Software-Based Instruments”. In G. Salvendy (Editor), Abridged Proceedings of the HCI International '87. Second International Conference on Human-Computer Interaction, pp 31. Honolulu, Hawaii, August, 1987.
3. B. Budge: “Pinball construction set (Computer Program)”. Electronic Arts, San Mateo, Ca., 1983.
4. G. Fischer: “Making Computers more useful and more usable”. In G. Salvendy (Editor), Cognitive Engineering in the Design of Human-Computer Interaction and Expert Systems. Proceedings of the Second International Conference on Human-Computer Interaction, Honolulu/Hawaii, August 1987, Vol. II, pp 97–104. Amsterdam — Oxford — New York, 1987.
5. G. Fischer, A.C. Lemke: “Construction Kits and Design Environments: Steps Toward Human Problem-Domain Communication”. In Human-Computer Interaction 3(2), 1988.