@article{M2AN_2013__47_2_555_0,
     author = {Kammann, Eileen and Tr\"oltzsch, Fredi and Volkwein, Stefan},
     title = {\protect\emph{A posteriori }error estimation for semilinear parabolic optimal control problems with application to model reduction by {POD}},
     journal = {ESAIM: Mathematical Modelling and Numerical Analysis },
     pages = {555--581},
     publisher = {EDP-Sciences},
     volume = {47},
     number = {2},
     year = {2013},
     doi = {10.1051/m2an/2012037},
     zbl = {1282.49021},
     language = {en},
     url = {http://archive.numdam.org/articles/10.1051/m2an/2012037/}
}