KRAMER, H. Wirtschaftspolitik und Statistik. Austrian Journal of Statistics, [S. l.], v. 28, n. 3, p. 123–129, 2016. DOI: 10.17713/ajs.v28i3.517. Disponível em: https://www.ajs.or.at/index.php/ajs/article/view/vol28%2C%20no3%20-%204. Acesso em: 11 oct. 2025.