JIANG, Y.; LEE, M.-L. T.; HE, X.; ROSNER, B.; YAN, J. Wilcoxon Rank-Based Tests for Clustered Data with R Package clusrank. Journal of Statistical Software, [S. l.], v. 96, n. 6, p. 1–26, 2020. DOI: 10.18637/jss.v096.i06. Disponível em: https://www.jstatsoft.org/index.php/jss/article/view/v096i06. Acesso em: 9 dec. 2021.