Configurations of infinitely near points. São Paulo Journal of Mathematical Sciences, [S. l.], v. 3, n. 1, p. 115–160, 2009. DOI: 10.11606/issn.2316-9028.v3i1p115-160. Disponível em: https://www.revistas.usp.br/spjournal/article/view/41.. Acesso em: 8 maio. 2024.