http://eos.kub.nl:2080/w3thesis/Readthis/curtis1994.html (Einblicke ins Internet, 10/1995)Author: Curtis, B. and Hefley, W. E.
Title: A WIMP no more, the maturing of user interface engineering
Journal: Interactions, vol. 1 no. 1, 1994, 22-34
ISSN: 1072-5520
Sjoerd Michels, Tilburg, The Netherlands