Mary Helen Johnston (Uzbek Wikipedia)

Analysis of information sources in references of the Wikipedia article "Mary Helen Johnston" in Uzbek language version.

refsWebsite

Global rank Uzbek rank

3web.archive.org

1^st place

1^st place

75^th place

99^th place

2books.google.com

3^rd place

4^th place

1floridafootballcamp.com

low place

low place

5,378^th place

4,072^nd place

books.google.com

Shayler, David. Women in Space - Following Valentina. Springer Science & Business Media, August 29, 2006. ISBN 978-1-84628-078-8. Qaraldi: 2019-yil 23-aprel.
Croft, Melvin. Come Fly with Us: NASA's Payload Specialist Program. University of Nebraska Press, 2019. ISBN 978-1-4962-1224-5.

floridafootballcamp.com

Datzman, Ken. „FIT's Mary Helen McCay blazes trail at FSU, NASA, named Fellow of elite NAI“. Brevard Business News (2018-yil 19-fevral). 2020-yil 2-martda asl nusxadan arxivlangan. Qaraldi: 2020-yil 1-mart.

nasa.gov

historycollection.jsc.nasa.gov

NASA. „Spacelab 3 payload specialist group named“ (1983-yil 1-iyul). 2020-yil 1-martda asl nusxadan arxivlangan. Qaraldi: 2022-yil 7-oktyabr.
NASA. „Varied flight assignments made“ (1984-yil 29-iyun). 2020-yil 23-oktyabrda asl nusxadan arxivlangan. Qaraldi: 2022-yil 7-oktyabr.

nasa.gov

NASA. „Woman Scientists and Engineers Train In Simulated Weightless Environment“ (2014-yil 27-mart). Qaraldi: 2020-yil 1-mart.

spacefacts.de

„Astronaut Biography: Mary Johnston“. Space Facts. Qaraldi: 2020-yil 1-mart.

web.archive.org

Datzman, Ken. „FIT's Mary Helen McCay blazes trail at FSU, NASA, named Fellow of elite NAI“. Brevard Business News (2018-yil 19-fevral). 2020-yil 2-martda asl nusxadan arxivlangan. Qaraldi: 2020-yil 1-mart.
NASA. „Spacelab 3 payload specialist group named“ (1983-yil 1-iyul). 2020-yil 1-martda asl nusxadan arxivlangan. Qaraldi: 2022-yil 7-oktyabr.
NASA. „Varied flight assignments made“ (1984-yil 29-iyun). 2020-yil 23-oktyabrda asl nusxadan arxivlangan. Qaraldi: 2022-yil 7-oktyabr.