@InProceedings{borndorfer_et_al:LIPIcs.ESA.2016.21,
  author =	{Bornd\"{o}rfer, Ralf and Hoppmann, Heide and Karbstein, Marika},
  title =	{{Separation of Cycle Inequalities for the Periodic Timetabling Problem}},
  booktitle =	{24th Annual European Symposium on Algorithms (ESA 2016)},
  pages =	{21:1--21:13},
  series =	{Leibniz International Proceedings in Informatics (LIPIcs)},
  ISBN =	{978-3-95977-015-6},
  ISSN =	{1868-8969},
  year =	{2016},
  volume =	{57},
  editor =	{Sankowski, Piotr and Zaroliagis, Christos},
  publisher =	{Schloss Dagstuhl -- Leibniz-Zentrum f{\"u}r Informatik},
  address =	{Dagstuhl, Germany},
  URL =		{https://drops.dagstuhl.de/entities/document/10.4230/LIPIcs.ESA.2016.21},
  URN =		{urn:nbn:de:0030-drops-63722},
  doi =		{10.4230/LIPIcs.ESA.2016.21},
  annote =	{Keywords: periodic timetabling, cycle inequalities, separation algorithm}
}