- W.M. Spears Evolutionary Algorithms: The Role of Mutation and Recombination Springer 2000.
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K. Deb Representations. Part 4 of T. Bäck, D. Fogel and Z. Michalewicz (editors) Evolutionary Computation 1: Basic Algorithms and Operators. Institute of Physics Press. Available online via google books. Contains a number of sub-chapters with good descriptions of the different common representations and operators to use with them.