SOLVABILITY FOR CONTINUOUS CLASSICAL BOUNDARY OPTIMAL CONTROL OF COUPLE FOURTH ORDER LINEAR ELLIPTIC EQUATIONS. Advances in Differential Equations and Control Processes, [S. l.], v. 31, n. 2, p. 239–256, 2024. DOI: 10.17654/0974324324012. Disponível em: https://pphmjopenaccess.com/adecp/article/view/1732. Acesso em: 5 jan. 2026.