- W.M. Spears Evolutionary Algorithms: The Role of Mutation and Recombination Springer 2000.
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.