@misc{SchneiderWachsmuth2021, author = {Ren{\´e} Schneider and Gerd Wachsmuth}, title = {Achieving optimal convergence order for FEM in control constrained optimal control problems}, booktitle = {Proceedings in Applied Mathematics and Mechanics (PAMM)}, volume = {15}, number = {1}, issn = {1617-7061}, doi = {10.1002/pamm.201510350}, institution = {FG Optimale Steuerung}, type = {conferenceobject_ref}, pages = {731 -- 734}, year = {2021}, }