Jeannette Janssen Nauzer Kalyaniwalla Compressibility as a Measure of Local Coherence in Web Graphs. 75-81 http://link.springer.de/link/service/series/0558/bibs/2346/23460075.htm 2002 conf/iics/2002 IICS db/conf/iics/iics2002.html#JanssenK02