@Article{TCSomegalanguage04,
  author = 	 {Finkel, A. and Geeraerts, G. and Raskin, J.-F. and {Van~Begin}, L.},
  title = 	 {On the omega-language expressive power of extended {P}etri nets},
  journal = 	 {Accepted for publication in Theoretical Computer Science},
  publisher =    {Elsevier publishing},
  year = 	 {},
  url =          {http://www.ulb.ac.be/di/ssd/ggeeraer/papers/tcs.pdf},
}