@inproceedings{TorresTorresBorndoerferetal.2008, author = {Luis Miguel Torres and Ramiro Torres and Ralf Bornd{\"o}rfer and Marc Pfetsch}, title = {Line Planning on Paths and Tree Networks with Applications to the Quito Trolebus System}, booktitle = {ATMOS 2008 - 8th Workshop on Algorithmic Approaches for Transportation Modeling, Optimization, and Systems}, editor = {Matteo Fischetti and Peter Widmayer}, url = {http://drops.dagstuhl.de/opus/volltexte/2008/1580}, year = {2008}, }