1. [Brin 98] Brin, S. and Page, L.: The Anatomy of a Large-Scale Hypertextual Web Search Engine, in Proc. 7th WWW Conf. (1998)
2. [FOAF] FOAF, : FOAF: the 'friend of a friend' vocabulary, http://xmlns.com/foaf/0.1/
3. [Garfield 64] Garfield, E., Sher, I., and Torpie, R.: The use of citation data in writing the history of science, Technical report, Philadelphia Institute of Scientific Information (1964)
4. [Guimera 02] Guimera, R., Danon, L., Diaz-Guilera, A., Giralt, F., and Arenas, A.: Self-similar Community Structure in Organizations, ArXiv:cond-mat/0211498 v1 (2002)
5. [Kautz 97] Kautz, H., Selman, B., and Shah, M.: The Hidden Web, AI magazine, Vol. 18, No. 2, pp. 27-35 (1997)