FADHEL , M. A.; AL-HAWASY, J. A. A. Continues Classical Quaternary Boundary Optimal Control Problem of Quaternary Linear Hyperbolic System. Communications in Mathematics and Applications, [S. l.], v. 16, n. 1, p. 247–263, 2025. DOI: 10.26713/cma.v16i1.2951. Disponível em: http://www.rgnpublications.com/journals/index.php/cma/article/view/2951. Acesso em: 5 dec. 2025.