CAO, D.; WAN, J. . Expansion of Green’s function and regularity of Robin’s function for elliptic operators in divergence form. ANNALI SCUOLA NORMALE SUPERIORE - CLASSE DI SCIENZE, [S. l.], p. 18, 2024. DOI: 10.2422/2036-2145.202402_006. Disponível em: https://journals.sns.it/index.php/annaliscienze/article/view/6669. Acesso em: 3 mar. 2026.