林登·约翰逊太空中心 (Chinese Wikipedia)

Analysis of information sources in references of the Wikipedia article "林登·约翰逊太空中心" in Chinese language version.

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nasa.gov

history.nasa.gov

Grimwood, James M. PART III (A) Operational Phase of Project Mercury, May 5, 1961 through May 1962. Project Mercury: A Chronology. Special Publication 4001. Washington D.C.: NASA. 1963: 152 [2013-04-05]. （原始内容存档于2010-09-08）.

web.archive.org

Grimwood, James M. PART III (A) Operational Phase of Project Mercury, May 5, 1961 through May 1962. Project Mercury: A Chronology. Special Publication 4001. Washington D.C.: NASA. 1963: 152 [2013-04-05]. （原始内容存档于2010-09-08）.