HAMYDY, Ahmed; MASSAR, Mohamed; ESSAOUINI, Hilal. Existence of solutions for a biharmonic equation with gradient term. Studia Universitatis Babeș-Bolyai Mathematica, [S. l.], v. 68, n. 4, p. 873–884, 2023. DOI: 10.24193/subbmath.2023.4.14. Disponível em: https://studia.reviste.ubbcluj.ro/index.php/subbmathematica/article/view/6743. Acesso em: 19 apr. 2025.