WANG, J.-P. SPECIES: An R Package for Species Richness Estimation. Journal of Statistical Software, [S. l.], v. 40, n. 9, p. 1–15, 2011. DOI: 10.18637/jss.v040.i09. Disponível em: https://www.jstatsoft.org/index.php/jss/article/view/v040i09. Acesso em: 9 aug. 2022.