@InProceedings{	  DiekertGP95dlt,
  title		= "Recent Developments in Trace Theory",
  year		= "1995",
  pages		= "373--385",
  note		= "Proceedings of the 2nd Conference on Developments in
		  Language Theory (DLT'95), Magdeburg 1995 (Germany)",
  editor	= "J. Dassow, G. Rozenberg and A. Salomaa",
  publisher	= "World Scientific",
  booktitle	= "Developments in Language Theory II",
  author	= "Diekert, Volker and Gastin, Paul and Petit, Antoine"
}