PALIOKAS, Eugenijus. Multidimensional analogues of the Riemann–Hilbert boundary value problem. Mathematical Modelling and Analysis, [S. l.], v. 12, n. 2, p. 205–214, 2007. DOI: 10.3846/1392-6292.2007.12.205-214. Disponível em: https://journals.vilniustech.lt/index.php/MMA/article/view/7122. Acesso em: 9 may. 2025.