SCHIPPERS, Eric; STAUBACH, Wolfgang. Well-posedness of a Riemann–Hilbert problem on d-regular quasidisks. Annales Fennici Mathematici, [S. l.], v. 42, n. 1, p. 141–147, 2017. DOI: 10.5186/aasfm.2017.4210. Disponível em: https://afm.journal.fi/article/view/135655. Acesso em: 17 dec. 2025.