V
[Var98] Moshe Y. Vardi. Reasoning about the Past with Two-Way Automata. In ICALP'98, Lecture Notes in Computer Science 1443, pages 628-641. Springer-Verlag, July 1998. 
@inproceedings{icalp1998-Var,
  author =              {Vardi, Moshe Y.},
  title =               {Reasoning about the Past with Two-Way Automata},
  editor =              {Larsen, Kim Guldstrand and Skyum, Sven and Winskel,
                         Glynn},
  booktitle =           {{P}roceedings of the 25th {I}nternational
                         {C}olloquium on {A}utomata, {L}anguages and
                         {P}rogramming ({ICALP}'98)},
  acronym =             {{ICALP}'98},
  publisher =           {Springer-Verlag},
  series =              {Lecture Notes in Computer Science},
  volume =              {1443},
  pages =               {628-641},
  year =                {1998},
  month =               jul,
}
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