H. W. Lou and J. M. Yong, “Optimal Controls for Semilinear Elliptic Equations with Leaing Term Containing Controls,” SIAM Journal on Control and Optimization, Vol. 48, No. 4, 2009, pp. 2366-2387. doi:10.1137/080740301
 N. N. Yan and Z. J. Zhou, “A Priori and a Posteriori Error Analysis of Edge Stabilization Galerkin Method for the Optimal Control Problem Governed by Convection-Dominated Diffusion Equation,” Journal of Computational and Applied Mathematics, Vol. 223, No. 1, 2009, pp. 198-217. doi:10.1016/j.cam.2008.01.006
 R. Becker and B. Vexler, “Optimal Control of the Convection-Diffusion Equation Using Stabilized Finite Element Methods,” Numerische Mathematik, Vol. 106, No. 3, 2007, pp. 349-367. doi:10.1007/s00211-007-0067-0
 S. S. Collis and M. Heinkenschloss, “Analysis of the Streamline Upwind/Petrov Galerkin Method Applied to the Solution of Optimal Control Problems,” Technical Report 02-01, Department of Computational and Applied Mathematics, Rice University, Houston, 2002.