1. R. Ulichney, Digital Halftoning, MIT Press, Cambridge, MA, 1987.
2. H. R. Kang, Digital Color Halftoning, SPIE Press, 1999.
3. An optimum method for two-level rendition of continuous-tone pictures;Bayer,1973
4. A unified framework for digital halftoning and dither mask construction: variations on a theme and implementation issues;Wu,2003
5. DBS: retrospective and future directions;Allebach,2001