References

Ishikawa, K. (1982), Guide to Quality Control, Second revised english Edition, Tokyo: Asian Productivity Organization.

Karabatsos, N. A. (1989), “In Memoriam: Dr. Kaoru Ishikawa: Quality Organizer,” Quality Progress, 22, No. 6, 20.

Kume, H. (1985), Statistical Methods for Quality Improvement, Tokyo: AOTS Chosakai, Ltd.

Rodriguez, R. N. (1991), “Applications of Computer Graphics to Two Basic Statistical Quality Improvement Methods,” Proceedings of the National Computer Graphics Association Conference.

Sarazen, J. S. (1990), “The Tools of Quality, Part II: Cause-and-Effect Diagrams,” Quality Progress, 23, No. 7, 59–62.