水陸両用ヘリコプター (Japanese Wikipedia)

Analysis of information sources in references of the Wikipedia article "水陸両用ヘリコプター" in Japanese language version.

refsWebsite

Global rank Japanese rank

low place

low place

249^th place

859^th place

934^th place

57^th place

1vectorsite.net

7,324^th place

6,850^th place

1nationalgeographic.com

344^th place

1,056^th place

1,290^th place

1,544^th place

323^rd place

15^th place

1web.archive.org

1^st place

1^st place

1leatherneckmagazine-digital.com

low place

low place

army.mil

tri.army.mil

US Army TACOM-R1. Historic Army Helicopters: World War II thru early Vietnam era helicopters (Page 1 of 3). Retrieved on September 22, 2009.

boeing.com

Boeing. Image Gallery.
CH-47SD.
CH-47D/F. Retrieved on September 22, 2009.

google.co.jp

books.google.co.jp

Popular Mechanics, April 1958, p. 101. "Amphibious Helicopter Rides Outrigger Floats." Retrieved on September 22, 2009.

leatherneckmagazine-digital.com

Brent, P.T. (February 2009). “'Marine One'—Welcome aboard”. Leatherneck Magazine. 11 October 2009時点のオリジナルよりアーカイブ。September 22, 2009閲覧。

nationalgeographic.com

channel.nationalgeographic.com

National Geographic. On Board Marine One: Facts. Retrieved on September 28, 2009.

sankei.com

INC, SANKEI DIGITAL (2023年4月12日). “＜独自＞緊急用フロート装備せず陸自ヘリ事故”. 産経ニュース. 2023年4月20日閲覧。

sikorsky.com

Sikorsky.com Timeline. Retrieved on September 22, 2009.

vectorsite.net

Air Vectors. The Boeing Sea Knight & Chinook. "Sea Knight In Military Service." Retrieved on September 28, 2009.

web.archive.org

Brent, P.T. (February 2009). “'Marine One'—Welcome aboard”. Leatherneck Magazine. 11 October 2009時点のオリジナルよりアーカイブ。September 22, 2009閲覧。