(2013-07-09). "One Small Step for Rhinos, OneGiantLeap for Wildlife Management- Imaging Diagnosis of Bone Pathology in Distal Limb". PLOS ONE (به انگلیسی)
فرماندهی، تنها بخشی بود که در نهایت به زمین برمیگشت. That's one small step for [a] man, onegiantleap for mankind. به فارسی: این گامی کوچک برای [یک] انسان،
Retrieved 28 September 2017. Loewenstein, Lael (21 July 1999). "The Iron Giant". Variety. Penske Media Corporation. Archived from the original on 23 August
Jean-Philippe (13 October 2021). "A Crystal Ball Into Our Solar System's Future - Giant Gas Planet Orbiting a Dead Star Gives Glimpse Into the Predicted Aftermath
بازبینی= را بررسی کنید (کمک) https://www.timeshighereducation.com/books/a-giant-leap-that-left-few-traces/200902.article Fleming Jr, Mike (November 24, 2015)