Pratt & Whitney XLR-129 (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Pratt & Whitney XLR-129" in English language version.

refsWebsite

Global rank English rank

1thespacereview.com

9,535^th place

6,953^rd place

75^th place

83^rd place

1web.archive.org

1^st place

1^st place

833^rd place

567^th place

dtic.mil

oai.dtic.mil

"Air Force Reusable Rocket Engine Program XLR129-P-1. Volume 1". US Air Force. January 1971. Archived from the original on 2012-03-12. Retrieved 2010-05-22.

nasa.gov

history.nasa.gov

"Ch9".

thespacereview.com

"The Space Review: A bat outta Hell: The ISINGLASS Mach 22 follow-on to OXCART".

web.archive.org

"Air Force Reusable Rocket Engine Program XLR129-P-1. Volume 1". US Air Force. January 1971. Archived from the original on 2012-03-12. Retrieved 2010-05-22.