NG, Set Foong. An Almost Unbiased Regression Estimator: Theoretical Comparison and Numerical Comparison in Portland Cement Data. MATEMATIKA, [S. l.], v. 39, n. 3, p. 315–327, 2023. DOI: 10.11113/matematika.v39.n3.1519. Disponível em: https://matematika.utm.my/index.php/matematika/article/view/1519. Acesso em: 24 apr. 2024.