W
[WH91] Howard Wong-Toi and Gérard Hoffmann. The Control of Dense Real-Time Discrete Event Systems. In CDC'91, pages 1527-1528. IEEE Comp. Soc. Press, December 1991. 
@inproceedings{cdc1991-WH,
  author =              {Wong{-}Toi, Howard and Hoffmann, G{\'e}rard},
  title =               {The Control of Dense Real-Time Discrete Event
                         Systems},
  booktitle =           {{P}roceedings of the 30th {IEEE} {C}onference on
                         {D}ecision and {C}ontrol ({CDC}'91)},
  acronym =             {{CDC}'91},
  publisher =           {IEEE Comp. Soc. Press},
  pages =               {1527-1528},
  year =                {1991},
  month =               dec,
}
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