CARRON, G.; PEDON, E. On the differential form spectrum of hyperbolic manifolds. ANNALI SCUOLA NORMALE SUPERIORE - CLASSE DI SCIENZE, [S. l.], v. 3, n. 4, p. 705-747, 2009. DOI: 10.2422/2036-2145.2004.4.03. Disponível em: http://20.103.181.36/index.php/annaliscienze/article/view/55. Acesso em: 30 may. 2025.