A
[AFH99] Rajeev Alur, Limor Fix, and Thomas A. Henzinger. Event-Clock Automata: A Determinizable Class of Timed Automata. Theoretical Computer Science 211(1-2):253-273. Elsevier, January 1999. 
@article{tcs211(1-2)-AFH,
  author =              {Alur, Rajeev and Fix, Limor and Henzinger, Thomas
                         A.},
  title =               {Event-Clock Automata: A Determinizable Class of
                         Timed Automata},
  publisher =           {Elsevier},
  journal =             {Theoretical Computer Science},
  volume =              {211},
  number =              {1-2},
  pages =               {253-273},
  year =                {1999},
  month =               jan,
  doi =                 {10.1016/S0304-3975(97)00173-4},
}
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