@TechReport{	  it:2014-002,
  author	= {Peter Hellstr{\"o}m},
  title		= {Problems in the Integration of Timetabling and Train
		  Traffic Control},
  institution	= {Department of Information Technology, Uppsala University},
  department	= {Division of Visual Information and Interaction},
  year		= {2014},
  number	= {2014-002},
  month		= jan
}