Solvability of the Quaternary Continuous Classical Boundary Optimal Control Dominated by Quaternary Parabolic System. Baghdad Science Journal, Iraq, Baghdad, v. 21, n. 6, p. 2093, 2024. DOI: 10.21123/bsj.2023.8690. Disponível em: https://bsj.uobaghdad.edu.iq/index.php/BSJ/article/view/8690.. Acesso em: 22 jan. 2025.