KONTOPANTELIS, E. A Greedy Algorithm for Representative Sampling: repsample in Stata. Journal of Statistical Software, Code Snippets, [S. l.], v. 55, n. 1, p. 1–19, 2013. DOI: 10.18637/jss.v055.c01. Disponível em: https://www.jstatsoft.org/index.php/jss/article/view/v055c01. Acesso em: 2 jul. 2022.