@article{PruefertTroeltzschWeiser2008, author = {Uwe Pr{\"u}fert and Fredi Tr{\"o}ltzsch and Martin Weiser}, title = {The convergence of an interior point method for an elliptic control problem with mixed control-state constraints}, journal = {Comput. Optim. Appl.}, volume = {39}, number = {2}, pages = {183 -- 218}, year = {2008}, }