1. Understanding Computers and Cognition: A New Foundation for Design;Winograd,1986
2. Multidimensional scaling of similarity;Torgerson;Psychometrika,1965
3. Analysis of Categorial Data: Dual Scaling and Its Application;Nishisato,1980
4. Articulation problem — a basic problem for information modelling;Hori,1990
5. Assisting the articulation of the mental world;Hori,1990