1. Bainbridge, L. (1974). Analysis of verbal protocols from a process control task.In E. Edwards & E. P. Lees (Eds.), The human operator in process control (pp. 146-158). London: "bylor and Francis, Ltd.
2. Display Proximity in Multicue Information Integration: The Benefits of Boxes
3. Casey, E. J. & Wickens, C. D. (1986). Visual display representation of multidimensional systems: The effect of information correlation and display integmlity (Tech. Rep. No. CPL 86-2/MDA903-83-K-0255).Urbana, IL: University of Illinois, Urbana.
4. Coury, B. G., Boulet, M. D., Zubritsky, M. C. & Fisher, D. L. (1986). Classification of multidimensional data: Evaluating displays to aid identification of system state.Proceedings of the 1986 Institute of Electrical and Electronics Engineers (IEEE) Conference on Systems, Man, and Cybernetics, 1, 593-598.