How Many First-order Variables are Needed on Finite Ordered Structures?

Anuj Dawar. How Many First-order Variables are Needed on Finite Ordered Structures?. In Sergei N. Artëmov, Howard Barringer, Artur S. d Avila Garcez, Luís C. Lamb, John Woods, editors, We Will Show Them! Essays in Honour of Dov Gabbay, Volume One. pages 489-520, College Publications, 2005.

@inproceedings{Dawar05,
  title = {How Many First-order Variables are Needed on Finite Ordered Structures?},
  author = {Anuj Dawar},
  year = {2005},
  researchr = {https://researchr.org/publication/Dawar05},
  cites = {0},
  citedby = {0},
  pages = {489-520},
  booktitle = {We Will Show Them! Essays in Honour of Dov Gabbay, Volume One},
  editor = {Sergei N. Artëmov and Howard Barringer and Artur S. d Avila Garcez and Luís C. Lamb and John Woods},
  publisher = {College Publications},
  isbn = {1-904987-25-7},
}