Master of Science
Adams, John W.
"The use of three-sigma limits with Shewhart charts became a dogma and it would be unfortunate if a similar sort of dogma were to arise for cumulative sum charts." - E. S. Page The preceding statement implies the need for a method of selecting cumulative sum control limits so that the limits are unique to the process for which they were designed.
Dusek, Allyn Keith, "The economic design of control limits for cumulative sum charts" (1970). Theses and Dissertations. 3864.