@article{COCV_2014__20_2_416_0,
     author = {K\"archer, Mark and Grepl, Martin A.},
     title = {A certified reduced basis method for parametrized elliptic optimal control problems},
     journal = {ESAIM: Control, Optimisation and Calculus of Variations},
     pages = {416--441},
     publisher = {EDP-Sciences},
     volume = {20},
     number = {2},
     year = {2014},
     doi = {10.1051/cocv/2013069},
     mrnumber = {3264210},
     zbl = {1287.49032},
     language = {en},
     url = {http://www.numdam.org/articles/10.1051/cocv/2013069/}
}