http://www.iprospect.com http://www.bruceclay.com http://www.btobonline.com http://www.dmnews.com/cgi-bin/index.cgi http://www.jupiterresearch.com http://www.searchenginewatch.com/ http://www.internet.com/ http://www.semlist.com/ http://searchenginewatch.com http://www.jupitermedia.com http://www.intrapromote.com/bio-john-lustina.html http://www.intrapromote.com/index.html http://iprospect.com/search_engine_positioning/marckini.htm http://iprospect.com http://www.rangeonlinemedia.com http://www.jupiterresearch.com/bin/item.pl/mkt:analyst_bio/jup/id=4567 http://www.jupiterresearch.com/ http://www.newgate.com/ http://www.google.com http://www.kanoodle.com http://www.reprisemedia.com/ http://www.overture.com http://searchenginewatch.com http://www.searchwise.net/ http://www.keywordranking.com/ http://www.websourced.com/ http://www.overture.com http://www.seoresearchlabs.com/about.html#dan http://www.seoresearchlabs.com http://www.jupitermedia.com http://www.mediabankers.com/peo_jeffery.html http://www.mediabankers.com http://www.247realmedia.com/ http://www.iprospect.com/search_engine_positioning/murray.htm http://www.iprospect.com http://searchenginewatch.com http://www.globalstrategies.com http://www.did-it.com http://www.eonmedia.com http://www.ibm.com/ http://www.clickz.com/author/index.php/19783 http://www.clickz.com/ http://www.grantasticdesigns.com http://www.jupitermedia.com http://www.hcp.com/contentmgr/showdetails.php/id/3759 http://www.hcp.com http://www.jupitermedia.com http://www.pjc.com/info2.aspx?id=361&analystid=2153 http://www.pjc.com/index.asp http://searchenginewatch.com http://www.google.com http://SmartSearchMarketing.com http://www.kevinlee.net/ http://www.did-it.com http://www.overture.com http://www.findmefaster.com http://searchenginewatch.com http://www.searchwise.net/ http://www.searchenginewriting.com http://www.highrankings.com/ http://www.jupitermedia.com http://www.globalstrategies.com/ http://www.double-r-ventures.com/ http://www.netcreations.com/ http://searchenginewatch.com http://www.caratinteractive.com/ http://www.overture.com http://www.google.com http://www.jupiterresearch.com/bin/item.pl/mkt:analyst_bio/jup/id=4453 http://www.jupiterresearch.com/bin/item.pl/home http://www.sitelab.com/ http://www.jupiterevents.com/