Sahatsathatsana, Chanokgan, Nirun Nitisuk, and Noppakun Tongmual. 2021. “Two Stage Approach Based on Welch Statistic for Multiple Comparisons of K Binomial Proportions for Small Sample”. Science & Technology Asia 26 (2):16-24. https://ph02.tci-thaijo.org/index.php/SciTechAsia/article/view/239871.