Sikorsky R-6 (Portuguese Wikipedia)

Analysis of information sources in references of the Wikipedia article "Sikorsky R-6" in Portuguese language version.

refsWebsite

Global rank Portuguese rank

low place

low place

low place

low place

1sikorskyarchives.com

low place

low place

1web.archive.org

1^st place

1^st place

neam.org

http://neam.org/index.php?option=com_content&view=article&id=880

pbyrescue.com

http://www.pbyrescue.com/Aircraft/r-6a.htm

sikorskyarchives.com

http://www.sikorskyarchives.com/S-49.php

web.archive.org

«US Army TACOM-R1. Historic Army Helicopters». Web Archive (em inglês). 25 de março de 2009 Consultado em 31 de agosto de 2019.