BECK, L.; BULÍČEK, M.; GMEINEDER, F. On a Neumann problem for variational functionals of linear growth. ANNALI SCUOLA NORMALE SUPERIORE - CLASSE DI SCIENZE, [S. l.], v. 21, n. special, 1-2, p. 695-737, 2020. DOI: 10.2422/2036-2145.201802_005. Disponível em: http://20.103.181.36/index.php/annaliscienze/article/view/919. Acesso em: 27 may. 2025.