2866 2008 2008 eng 363 378 600 conferenceobject Springer-Verlag 0 -- -- -- Models for Line Planning in Public Transport Computer-aided Systems in Public Transport (CASPT 2004) 10.1007/978-3-540-73312-6_18 Lecture Notes in Economics and Mathematical Systems urn:nbn:de:0297-zib-7854 Ralf Borndörfer Mark Hickman Martin Grötschel Pitu Mirchandani Marc Pfetsch Stefan Voß Borndörfer, Ralf Grötschel, Martin MATHEON-B1 MATHEON-B15