%% -*-BibTeX-*- @Article{BorndoerferGroetschelKlostermeierEtal1997a, author = "Ralf Bornd{\"o}rfer and Martin Gr{\"o}tschel and Fridolin Klostermeier and Christian K{\"u}ttner", title = "Optimierung des Berliner Behindertenfahrdienstes", journal = "DMV-Mitteilungen", volume = "2", pages = "38--43", year = "1997", classmath = "*00A69 90C10", language = "German", }