Anosov Flows and Invariant Measures in Constrained Mechanical Systems. São Paulo Journal of Mathematical Sciences, [S. l.], v. 2, n. 1, p. 55–76, 2008. DOI: 10.11606/issn.2316-9028.v2i1p55-76. Disponível em: https://revistas.usp.br/spjournal/article/view/21.. Acesso em: 30 abr. 2024.