STS-4 (Japanese Wikipedia)

Analysis of information sources in references of the Wikipedia article "STS-4" in Japanese language version.

refsWebsite

Global rank Japanese rank

1airspacemag.com

4,171^st place

low place

75^th place

171^st place

airspacemag.com (Global: 4,171^st place; Japanese: low place)

Cassutt, Michael "Secret Space Shuttles" Air & Space, 1 August 2009.

nasa.gov (Global: 75^th place; Japanese: 171^st place)

Fries, Colin (2007年6月25日). “Chronology of Wakeup Calls” (PDF). NASA 2007年8月13日閲覧。