@techreport{BorndoerferGroetschelKlostermeieretal.1997, author = {Ralf Bornd{\"o}rfer and Martin Gr{\"o}tschel and Fridolin Klostermeier and Christian K{\"u}ttner}, title = {Optimierung des Berliner Behindertenfahrdienstes}, institution = {ZIB}, address = {Takustr. 7, 14195 Berlin}, number = {SC-97-10}, language = {deu}, year = {1997} }