PÉLISSIER, R.; GOREAUD, F. ads Package for R: A Fast Unbiased Implementation of the K-function Family for Studying Spatial Point Patterns in Irregular-Shaped Sampling Windows. Journal of Statistical Software, [S. l.], v. 63, n. 6, p. 1–18, 2015. DOI: 10.18637/jss.v063.i06. Disponível em: https://www.jstatsoft.org/index.php/jss/article/view/v063i06. Acesso em: 9 aug. 2022.