MITTAG, Nikolas. Two Simple Methods to Improve Official Statistics for Small Subpopulations. Survey Research Methods, [S. l.], v. 12, n. 3, p. 181–192, 2018. DOI: 10.18148/srm/2018.v12i3.7309. Disponível em: https://ojs.ub.uni-konstanz.de/srm/article/view/7309. Acesso em: 26 apr. 2024.