TY - JOUR A1 - Borndörfer, Ralf A1 - Grötschel, Martin A1 - Pfetsch, Marc T1 - A Column-Generation Approach to Line Planning in Public Transport T2 - Transportation Science (INFORMS) Y1 - 2007 UR - https://opus4.kobv.de/opus4-zib/frontdoor/index/index/docId/3174 VL - 41 IS - 1 SP - 123 EP - 132 ER -