Christ, Richard E. (December 1975). "Review and Analysis of Color Coding Research for Visual Displays". Human Factors: The Journal of the Human Factors and Ergonomics Society. 17 (6): 542–570. doi:10.1177/001872087501700602.
Jones, Mari Riess (December 1962). "Color Coding". Human Factors: The Journal of the Human Factors and Ergonomics Society. 4 (6): 355–365. doi:10.1177/001872086200400604. PMID13964770.
Jones, Mari Riess (December 1962). "Color Coding". Human Factors: The Journal of the Human Factors and Ergonomics Society. 4 (6): 355–365. doi:10.1177/001872086200400604. PMID13964770.