1. For a broad discussion of digital color printing, see D. Judd, G. Wyszecki,Color in Business, Science, and Industry, Wiley, New York (1975).
2. M. Southworth,Color Separation Techniques, Graphic Arts Publishing, Livonia, New York (1989).
3. M. Southworth, D. Southworth,Quality and Productivity in the Graphic Arts, Graphic Arts Publishing, Livonia, New York (1990).
4. J. L. Johnson,Principles of Non-Impact Printing, Palatino Press, Irvine, Calif. (1986).
5. D. Holzgang,PostScript Programmer's References Guide, ScottForesman, London (1989).