Mixed Implicit Galerkin – Frank Wolf, Gradient and Gradient Projection Methods for Solving Classical Optimal Control Problem Governed by Variable Coefficients, Linear Hyperbolic, Boundary Value Problem. Iraqi Journal of Science, [S. l.], v. 61, n. 9, p. 2303–2314, 2020. DOI: 10.24996/ijs.2020.61.9.17. Disponível em: https://www.ijs.uobaghdad.edu.iq/index.php/eijs/article/view/1203.. Acesso em: 8 aug. 2025.