@article{fastsol_semilin_heateqn, author={M. Hinterm\"uller and S. Volkwein and F. Diwoky}, title="{Fast solution techniques in constrained optimal boundary control of the semilinear heat equation}", language="English", journal="Internat. Ser. Numer. Math.", volume="155", number="", pages="119-147", year="2007", howpublished = "Birkhäuser, Basel, 2007", doi={}, abstract="", reviewer="{}", keywords="{}", classmath="{}" }