@InProceedings{	  Petersen08distinct,
  author	= "Holger Petersen",
  title		= "Element distinctness and sorting on one-tape off-line
		  Turing machines",
  booktitle	= "Proc. 34th International Conference on Current Trends in
		  Theory and Practice in Computer Science, Nov{\'y} Smokovec,
		  Slovakia, January 19-25, 2008, Proceedings",
  series	= "Lecture Notes in Computer Science",
  volume	= "4910",
  year		= "2008",
  pages		= "406--417",
  editor	= "Geffert, V. and Karhum{\"a}ki, J. and Bertoni, A. and
		  Preneel, B. and N{\'a}vrat, P. and Bielikov{\'a}, M.",
  publisher	= "Springer-Verlag",
  doi		= "10.1007/978-3-540-77566-9_35"
}