Chinook, the world-champion checkers program, was developed at the University of Alberta. Its home page at www.cs.ualberta.ca/~chinook has links to articles and other checkers-related sites, including some other students' attempts to write checkers programs.

The original journal articles describing Samuel's checkers program, on which this project is based:

• Samuel, A.L. 1959. Some Studies in Machine Learning Using the Game of Checkers. IBM Journal of Research and Development 3(3):210-229.
  
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  Samuel, A.L. 1967. Some Studies in Machine Learning Using the Game of Checkers II -Recent Progress. IBM Journal of Research and Development 11(6):601-617.

For an introduction to artificial intelligence and machine learning:

• Russell, Stuart J. and Norvig, Peter. 1995. Artificial Intelligence: A Modern Approach. Prentice-Hall, Inc., Upper Saddle River, New Jersey.
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  Mitchell, Tom M. 1997. Machine Learning. McGraw-Hill.

These books are hard to find:

• Holland, J. H. 1975. Adaptation in Natural and Artificial Systems. University of Michigan Press.
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  Koza, J. R. 1992. Genetic Programming: On the Programming of Computers by Natural Selection. MIT Press, Cambridge, Mass.