Eldridge, R. C. (1911) Six Thousand Common English Words, Buffalo: The Clement Press.

Harremo˜es, P. and Topsøe, F. (2001) ``Maximum Entropy Fundamentals'', Entropy, 3:191-226.

Hurford, James R. (2002) ``Expression/induction models of language evolution: dimensions and issues''. In Linguistic Evolution through Language Acquisition: Formal and Computational Models, edited by Ted Briscoe, Cambridge University Press. pp.301-344.

Kirby, Simon, (2001) ``Spontaneous evolution of linguistic structure: An iterated learning model of the emergence of regularity and irregularity'', IEEE Transactions on Evolutionary Computation, 5(2):102110.

Kirby, Simon and Hurford, James R (2001) ``The Emergence of Linguistic Structure: an Overview of the Iterated Learning Model'', in Parisi, Domenico and Cangelosi, Angelo, Eds. Computational Approaches to the Evolution of Language and Communication. Springer Verlag, Berlin.

KuŸcera, H., and W. Nelson Francis (1967) Computational Analysis of Present-Day American English, Brown University Press, Providence, Rhode Island.

Li, W. (1992), ``Random texts exhibit Zipf's-law-like word frequency distribution'', IEEE Transactions on Information Theory, 38(6):1842-1845

Miller, George A., (1951) Language and Communication, McGraw -Hill, New York.

Miller, George A., (1957) ``Some effects of intermittent silence'', American Journal of Psychology, 70, pp.311-314.

Miller, George A., (1965) Introduction to republication of Zipf (1935), MIT Press, Cambridge, MA.

Onnis, Luca, Matthew Roberts, and Nick Chater (2002) ``Acquisition and evolution of natural languages: Two puzzles for the price of one'', paper given at the Fifth International Conference on the Evolution of Language, Harvard.

Shannon, Claude E., (1948) ``A mathematical theory of communication'', Bell Systems Technical Journal, 27:379-423, 623-656.

Zipf, G. K., (1935) The Psycho-Biology of Language, Houghton Mifflin, Boston.

Zipf, G. K. (1949) Human Behaviour and The Principle of Least Effort, Addison-Wesley, Cambridge, MA.