DHRITIKESH CHAKRABARTY. Unbiased Estimator of Population Quadratic Mean . Partners Universal International Research Journal, [S. l.], v. 5, n. 1, p. 99–106, 2026. DOI: 10.5281/zenodo.19358775 . Disponível em: https://puirj.com/index.php/research/article/view/243. Acesso em: 15 apr. 2026.