A new halftoning technique to eliminate ambiguous pixels for stable printing. - Shinji Sasahara; Tetsuo Asano (Color Imaging: Processing, Hardcopy, and Applications, 2004)

New dispersed-dot halftoning technique by elimination of unstable pixels for electrophotography. - Shinji Sasahara; Tetsuo Asano (J. Electronic Imaging, 2005)

A Generalization of Magic Squares with Applications to Digital Halftoning. - Boris Aronov; Tetsuo Asano; Yosuke Kikuchi; Subhas C. Nandy; Shinji Sasahara; Takeaki Uno (Theory Comput. Syst., 2008)

Disc Covering Problem with Application to Digital Halftoning. - Tetsuo Asano; Peter Brass; Shinji Sasahara (Theory Comput. Syst., 2010)