The effect of screen complexify on user preference and performance. - Richard Coll; John Carl Wingertsman III (Int. J. Hum. Comput. Interact., 1990)

An experimental study comparing the effectiveness of computer graphics data versus computer tabular data. - Richard Coll; Arun Thyagarajan; Samir Chopra (IEEE Trans. Syst. Man Cybern., 1991)