High Energy Astronomy Observatory 1 (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "High Energy Astronomy Observatory 1" in English language version.

refsWebsite

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1web.archive.org

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doi.org

Gruber, D. E. (1980), "Hercules X-1 hard X-ray pulsations observed from HEAO 1", The Astrophysical Journal, 240: L127, Bibcode:1980ApJ...240L.127G, doi:10.1086/183338

harvard.edu

ui.adsabs.harvard.edu

Gruber, D. E. (1980), "Hercules X-1 hard X-ray pulsations observed from HEAO 1", The Astrophysical Journal, 240: L127, Bibcode:1980ApJ...240L.127G, doi:10.1086/183338

nasa.gov

nssdc.gsfc.nasa.gov

NASA HEASARC HEAO 1 A1 Experiment
NASA HEASARC HEAO 1 A2 Experiment.

ntrs.nasa.gov

Panagakos, Nicholas; Worrell, Don (17 March 1977). "Press Kit HEAO-A" (PDF). ntrs.nasa.gov. NASA. Retrieved 28 March 2016.

web.archive.org

HEASARC HEAO 1