%% -*-BibTeX-*- @TechReport{BorndoerferGroetschelPfetsch2005a, author = "Ralf Bornd{\"o}rfer and Martin Gr{\"o}tschel and Marc E. Pfetsch", title = "A Path-Based Model for Line Planning in Public Transport", type = "ZIB-Report", number = "05-18", institution = "Zuse Institute Berlin", year = "2005", URL = "http://opus.kobv.de/zib/volltexte/2005/852/", language = "English", }