แสงงาม ป. Sample Size Estimation in Unequal Probability Sampling. Journal of Applied Statistics and Information Technology, [S. l.], v. 2, n. 1, p. 36–44, 2017. Disponível em: https://ph02.tci-thaijo.org/index.php/asit-journal/article/view/164904. Acesso em: 17 may. 2024.