Broder, A. ; Kumar, R. ; Maghoul, F. ; Raghavan, P. ; Rajagopalan, S. ; Stata, R. ; Tomkins, A. ; Wiener, J.: {Graph structure in the web}. In: Computer Networks, 33 (2000), Nr. 1-6, S. 309--320

Chakrabarti, S. ; Dom, B. ; Gibson, D. ; Kleinberg, J. ; Raghavan, P. ; Rajagopalan, S.: Automatic resource compilation by analyzing hyperlink structure and associated text. In: Proceedings of the 7th World-wide web conference (WWW7),30(1-7), 1998, S. 65--74