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（原始内容存档于2008-02-29）. The Proton 1 & 2 satellite missions. heasarc.gsfc.nasa.gov. [2022-10-11]. （原始内容存档于2022-01-23） （英语）. Proton 4. nssdc.gsfc.nasa.gov
spaceport, with satellite launches that benefit from the location 5 degrees north of the equator. In October 2003 the Jiuquan Satellite Launch Center achieved
on Proton and Europe's Ariane 5 heavy-lift vehicle for the majority of commercial launch services. Amos, Jonathan. Russian rocket carrying satellite burns
軌道發射系統比較
（原始内容存档于2013-02-06）. LePage, Andrew J. NOTSNIK: The Navy's Secret Satellite Program. Spaceviews. July 1998 [2009-01-17]. （原始内容存档于2003-05-21）.
Angara-5 to replace Proton. Ralph, Eric. Russia quietly shelves development of sole SpaceX Falcon 9-competitive rocket. Proton Launch System Mission