%% -*-BibTeX-*- @TechReport{BorndoerferGroetschelPfetsch2004, author = "Ralf Bornd{\"o}rfer and Martin Gr{\"o}tschel and Marc E. Pfetsch", title = "Models for Line Planning in Public Transport", number = "ZIB Report 04-10", institution = "Zuse-Institut Berlin", address = "Takustr. 7, 14195 Berlin", year = "2004", URL = "http://www.zib.de/PaperWeb/abstracts/ZR-04-10", language = "English", }