ON A NON-CORRECT PROBLEM FOR A BIHARMONIC EQUATION IN A SEMICIRCLE. Modern American Journal of Engineering, Technology, and Innovation, [S. l.], v. 1, n. 9, p. 178–187, 2025. Disponível em: https://usajournals.org/index.php/2/article/view/1679. Acesso em: 21 apr. 2026.