Wararit Panichkitkosolkul (2023) “Bootstrap Confidence Intervals for the Index of Dispersion of Zero-Truncated Poisson-Ishita Distribution”, Science & Technology Asia, 28(2), pp. 9–17. available at: https://ph02.tci-thaijo.org/index.php/SciTechAsia/article/view/249852 (accessed: 5 April 2025).