@Article{ Neitzel.Prufert.Slawig:2008, author = {Neitzel, I. and Pr\"ufert, U. and Slawig, T.}, title = {Solving Time-Dependent Optimal Control Problems in COMSOL Multiphysics}, journal = {Proceedings CD of the 2008 European COMSOL Conference}, year = {2008}, annote = {series} }