CHAUDHRY, M. S. .; HANIF, . M. . Product and Exponential Product Estimators in Adaptive Cluster Sampling under Different Population Situations : Product Estimators in ACS . Proceedings of the Pakistan Academy of Sciences: A. Physical and Computational Sciences, [S. l.], v. 53, n. 4, p. 447–457, 2021. Disponível em: http://ppaspk.org/index.php/PPAS-A/article/view/265. Acesso em: 23 dec. 2024.