KARP, Dmitry; PRILEPKINA, Elena. Reduced modulus with free boundary and its applications. Annales Fennici Mathematici, [S. l.], v. 34, n. 2, p. 353–378, 2009. Disponível em: https://afm.journal.fi/article/view/135272. Acesso em: 14 dec. 2025.