Delta IV Heavy (Finnish Wikipedia)

Analysis of information sources in references of the Wikipedia article "Delta IV Heavy" in Finnish language version.

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1web.archive.org

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spacenews.com

Sandra Erwin: ULA to launch Delta 4 Heavy for its 12th mission, four more to go before rocket is retired spacenews.com. 24.8.2020. Viitattu 21.6.2023. (englanniksi)

web.archive.org

Boeing Delta IV Heavy Achieves Major Test Objectives in First Flight 21.12.2004. Arkistoitu Viitattu 21.6.2023. (englanniksi)