Gregory J. Harbaugh (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Gregory J. Harbaugh" in English language version.

refsWebsite

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75^th place

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5web.archive.org

1^st place

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1heraldtribune.com

4,642^nd place

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1thesighouse.com

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1opencorporates.com

6,303^rd place

3,941^st place

heraldtribune.com

Lonsdale, Sharyn (November 16, 2002). "Astronaut tells the story of his ascent". Herald-Tribune. Retrieved December 31, 2022.

nasa.gov

"Gregory J. Harbaugh" (PDF). Biographical Data. Houston, Texas: NASA. April 2001. Archived (PDF) from the original on 7 May 2021. Retrieved 7 May 2021.
Ryba, Jeanne (18 February 2010). "STS-39". Mission Archives. NASA. Archived from the original on 6 May 2021. Retrieved 6 May 2021.
Ryba, Jeanne (31 March 2010). "STS-54". Mission Archives. NASA. Archived from the original on 7 May 2021. Retrieved 7 May 2021.
Ryba, Jeanne (23 November 2007). "STS-71". Mission Archives. NASA. Archived from the original on 7 May 2021. Retrieved 7 May 2021.
Ryba, Jeanne (23 November 2007). "STS-82". Mission Archives. NASA. Archived from the original on 7 May 2021. Retrieved 7 May 2021.

opencorporates.com

"Innerspace Consultants Inc". opencorporates.com. Retrieved March 5, 2023.

purdue.edu

"Astronaut to give talk about space experiences". Purdue University. October 10, 1997. Retrieved March 4, 2023.

sigmachi.org

"Sigma Chi Foundation CEO's Corner". sigmachi.org. Retrieved March 5, 2023.

thesighouse.com

"Sigma Chi Fraternity, Delta Delta Chapter - Our History at Purdue". Retrieved December 31, 2022.

uh.edu

egr.uh.edu

"UH Alumnus Makes First Trip to Space (Cougars in Space Inset)" (PDF). University of Houston. Retrieved March 5, 2023.

web.archive.org

"Gregory J. Harbaugh" (PDF). Biographical Data. Houston, Texas: NASA. April 2001. Archived (PDF) from the original on 7 May 2021. Retrieved 7 May 2021.
Ryba, Jeanne (18 February 2010). "STS-39". Mission Archives. NASA. Archived from the original on 6 May 2021. Retrieved 6 May 2021.
Ryba, Jeanne (31 March 2010). "STS-54". Mission Archives. NASA. Archived from the original on 7 May 2021. Retrieved 7 May 2021.
Ryba, Jeanne (23 November 2007). "STS-71". Mission Archives. NASA. Archived from the original on 7 May 2021. Retrieved 7 May 2021.
Ryba, Jeanne (23 November 2007). "STS-82". Mission Archives. NASA. Archived from the original on 7 May 2021. Retrieved 7 May 2021.