On a Scheme of Sampling of Two Units With Inclusion With Inclusion. Austrian Journal of Statistics, [S. l.], v. 35, n. 4, p. 445–454, 2016. DOI: 10.17713/ajs.v35i4.354. Disponível em: https://www.ajs.or.at/index.php/ajs/article/view/vol35%2C%20no4%20-%204. Acesso em: 17 apr. 2026.