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3. Article 1 of the Outer Space Treaty (1967).https://www.unoosa.org/oosa/en/ourwork/spacelaw/treaties/outerspacetreaty.html
4. Bradford Space (n.d.). About Us—Bradford Space. https://www.bradford-space.com/about/
5. China Aerospace Science and Technology Corporation (CASC) (2022). Blue Book of China’s Space Activities.