C. Chalons, J. Magiera, C. Rohde, and M. Wiebe. Theory, Numerics and Applications of Hyperbolic Problems, volume 236 of Springer Proceedings in Mathematics & Statistics, page 309-322. Springer, (2018)
M. Gugat, M. Herty, A. Klar, G. Leugering, and V. Schleper. Constrained optimization and optimal control for partial differential equations, volume 160 of International series of numerical mathematics, page 123-146. Birkhäuser, (2012)
A. Schmidt, M. Dihlmann, and B. Haasdonk. 8th Vienna International Conference on Mathematical Modelling (MATHMOD 2015), 48, 1, page 713-718. Curran Associates, Inc., (2015)