IMAI, K.; LU, Y.; STRAUSS, A. eco: R Package for Ecological Inference in 2x2 Tables. Journal of Statistical Software, [S. l.], v. 42, n. 5, p. 1–23, 2011. DOI: 10.18637/jss.v042.i05. Disponível em: https://www.jstatsoft.org/index.php/jss/article/view/v042i05. Acesso em: 19 may. 2024.