SRISODAPHOL, W. .; CHUANKRATHOK , A. .; WORASAN, S. . Modified Product Estimators for Population Mean in Simple Random Sampling Using Coefficients of Kurtosis and Skewness and Function of Quartiles of Auxiliary Variable . Agriculture and Natural Resources, Bangkok, Thailand, v. 49, n. 2, p. 313–318, 2015. Disponível em: https://li01.tci-thaijo.org/index.php/anres/article/view/243572. Acesso em: 29 apr. 2024.