We would like to thank the following people:

- Paul Harrington for his tips on the quiescence
  search.
- Franois Dominic Larame for his great article on
  search strategies
  ( http://www.gamedev.net/reference/articles/article1197.asp ).
- Terence Parr and all the contributors to Antlr
  ( http://www.antlr.org ) for their great work. 
- Kent Beck, Erich Gamma and all other contributors 
  of the JUnit framework ( http://junit.org ).



