欧州ロケット開発機構 (Japanese Wikipedia)

Analysis of information sources in references of the Wikipedia article "欧州ロケット開発機構" in Japanese language version.

refsWebsite

Global rank Japanese rank

low place

low place

1,482^nd place

2,557^th place

1rexresearch.com

low place

low place

104^th place

207^th place

75^th place

171^st place

1daviddarling.info

7,061^st place

8,237^th place

low place

low place

daviddarling.info

"Article about ESRO" David Darling at www.daviddarling.info

esa.int

“A History of the European Space Agency 1958–1987, Volume I: The story of ESRO and ELDO (1958–1973)” (PDF). European Space Agency (2000年4月). 2015年8月閲覧。エラー: 閲覧日は年・月・日のすべてを記入してください。
"A History of the European Space Agency" European Space Agency
"ELDO/ESRO/ESA:Chronology 1960-2007" European Space Agency

nasa.gov

history.nasa.gov

"SP-4217 Beyond the Ionosphere: Chapter 10 - Launching the European Telecommunications Satellite Program" NASA

rexresearch.com

Lutz Kayser

spaceuk.org

unesco.org

UNESCO Archive: European Space Agency UNESCO

wikipedia.org

en.wikipedia.org

"Article about ESRO" David Darling at www.daviddarling.info