LAHTI, P.; LI, X.; WANG, Z. Traces of Newtonian-Sobolev, Hajlasz-Sobolev, and BV functions on metric spaces. ANNALI SCUOLA NORMALE SUPERIORE - CLASSE DI SCIENZE, [S. l.], v. 22, n. 3, p. 1353-1383, 2021. DOI: 10.2422/2036-2145.202001_003. Disponível em: https://journals.sns.it/index.php/annaliscienze/article/view/868. Acesso em: 20 feb. 2026.