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WikiPedia: Mil Mi-26 http://www.airforce-technology.com/projects/milmi-... http://www.flightglobal.com/airspace/media/reports... http://www.flightglobal.com/airspace/media/reports... http://www.flightglobal.com/assets/getasset.aspx?I... http://www.flightglobal.com/pdfarchive/view/1987/1... http://www.helis.com/database/modelorg/1417/ http://www.heliswissinternational.com/index.php?id... http://www.skytech-helicopters.eu/helicopters.htm http://www.airliners.net/photo/Aeroflot/Mil-Mi-26/... http://www.airliners.net/photo/India---Air/Mil-Mi-...