直壁 (Chinese Wikipedia)

Analysis of information sources in references of the Wikipedia article "直壁" in Chinese language version.

refsWebsite

Global rank Chinese rank

6^th place

4^th place

1skyandtelescope.com

8,316^th place

5,333^rd place

1web.archive.org

1^st place

1^st place

archive.org

North, Gerald. Observing the moon: the modern astronomer's guide. Cambridge University Press. 2007: 331. ISBN 978-0-521-87407-6.
Grego, Peter. The moon and how to observe it. Birkhäuser. 2005: 32. ISBN 978-1-85233-748-3.

skyandtelescope.com

Wood, Charles A. The Lunar 100. Sky & Telescope. Sky Publishing: 2. [Feb 2, 2012]. （原始内容存档于2011-11-17）.

web.archive.org

Wood, Charles A. The Lunar 100. Sky & Telescope. Sky Publishing: 2. [Feb 2, 2012]. （原始内容存档于2011-11-17）.