Newman, M. E. J.: Power laws, Pareto distributions and Zipf's law. In: Contemporary Physics, 46 (2005), S. 323

Newman, M. E. J.: The structure and function of complex networks. In: SIAM Review, 45 (2003), S. 167

Adamic, L. A. ; Huberman, B. A.: Zipf's Law and the Internet. In: Glottometrics, 3 (2002), S. 143-150

Adamic, Lada: Zipf, Power-laws, and Pareto -- a ranking tutorial . http://www.hpl.hp.com/research/idl/papers/ranking/ranking.html, 2002