ROS-OTON, X. .; WEIDNER, M. . Obstacle problems for nonlocal operators with singular kernels. ANNALI SCUOLA NORMALE SUPERIORE - CLASSE DI SCIENZE, [S. l.], v. 27, n. 1, p. 535-588, 2024. DOI: 10.2422/2036-2145.202309_010. Disponível em: https://journals.sns.it/index.php/annaliscienze/article/view/6390. Acesso em: 25 apr. 2026.