Stephen M. Kosslyn, Nahum D. Gershon, Haim Levkowitz, and Justin D. Pearlman.
Improving visualization: theoretical and empirical
foundations.
In Proceedings of 3rd IEEE Visualization Conference, pages
372-374, Boston, Massachusetts, October 19—23 1992.
(pdf)
(bibtex:
Kosslyn-1992-IVT).