Teoh, W.L., Fun, M.S., Teh, S.Y., Khoo, M.B.C. and Yeong, W.C. 2016. EXACT RUN LENGTH DISTRIBUTION OF THE DOUBLE SAMPLING X-BAR CHART WITH ESTIMATED PROCESS PARAMETERS. The South African Journal of Industrial Engineering. 27, 1 (May 2016), 20–31. DOI:https://doi.org/10.7166/27-1-978.