道格拉斯·赫爾利 (Chinese Wikipedia)

Analysis of information sources in references of the Wikipedia article "道格拉斯·赫爾利" in Chinese language version.

refsWebsite

Global rank Chinese rank

2web.archive.org

1^st place

1^st place

5,378^th place

low place

75^th place

140^th place

nasa.gov (Global: 75^th place; Chinese: 140^th place)

NASA. NASA Assigns Crews for STS-127 and Expedition 19 Missions. NASA. 2008 [2008-02-11]. （原始内容存档于2020-02-25）.

spacefacts.de (Global: 5,378^th place; Chinese: low place)

Astronauts and Cosmonauts (sorted by "Time in Space"). [2020-08-06]. （原始内容存档于2017-06-29）.

web.archive.org (Global: 1^st place; Chinese: 1^st place)

Astronauts and Cosmonauts (sorted by "Time in Space"). [2020-08-06]. （原始内容存档于2017-06-29）.
NASA. NASA Assigns Crews for STS-127 and Expedition 19 Missions. NASA. 2008 [2008-02-11]. （原始内容存档于2020-02-25）.