Gloor, Peter and Kibby, Michael and McAleese, Ray and Mühlhäuser, Max (1990):
Requirements for Hypermedia Authoring Systems for CAI Programs.
In: Hypertext: Concepts, Systems and Applications : Proceedings, pp. 337-342,
Cambridge, Cambridge University Press, First European Conference on Hypertext, INRIA, Paris, 27-30 November 1990, ISBN 0-521-40517-3,
[Conference or Workshop Item]