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Sikorsky UH-60 Black Hawk Sikorsky CH-53E Super Stallion Sikorsky CH-53 Sea Stallion Sikorsky H-34 Sikorsky H-19 Chickasaw Sikorsky H-5 Sikorsky S-52 Sikorsky R-4 Sikorsky Ilya Muromets Sikorsky S-38Tài liệu tham khảo
WikiPedia: Sikorsky_XBLR-3 http://www.samoloty.ow.pl/str344.htm https://web.archive.org/web/20090328165934/http://...