%0 Journal Article %A Allendes, Alejandro %A Fuica, Francisco %A Otárola, Enrique %A Quero, Daniel %T A posteriori error estimates for semilinear optimal control problems %J ESAIM: Mathematical Modelling and Numerical Analysis %D 2021 %P 2293-2322 %V 55 %N 5 %I EDP-Sciences %U https://www.numdam.org/articles/10.1051/m2an/2021033/ %R 10.1051/m2an/2021033 %G en %F M2AN_2021__55_5_2293_0