Hiroshi Yasuda, "International Standard for Multi-Media Coding," (Japanese) published by Maruzen Co., Ltd., pp. 80-81. |
Shigeo Kato and Yasuhiko Yasuda, "A State Degeneration Method for Source Encoding of Multi-Level Images," (Japanese), The Institute of Electronics, Information and Communication Engineers, Technical Report, IE80-108, pp. 1-6. |
Imanaka et al., "High-Efficiency Coding Method of High-Tone Image," (Japanese), The '82 Institute of Electronics and Communication Engineers, Communication Section, National Convention S3-8, pp. 433-434. |
IBM Journal of Research and Development, vol. 32, No. 6, Nov. 1988, p. 754. |