WBO
http://www.wbo-int.com/public/PowerSearch.asp?org=world boxing organization&month=may&year=2006
WBA
http://www.wbaonline.com/ratings/rankings/2006/wba030406.pdf
WBC
http://www.wbcboxing.com/WBCboxing/Portal/cfpages/category.cfm?nodeId=2.3&maxdocs=all&orderby=docId
IBF
http://www.ibf-usba-boxing.com/rankings_pdf.php?org=1&cp=1146481200
http://www.ibf-usba-boxing.com/index.php?org=1
WBF
http://www.worldboxingfoundation.com/ratings/RATINGS-World.htm
EBU
http://www.boxebu.com/eburatings1pag.pdf