Beijing Ancient Observatory (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Beijing Ancient Observatory" in English language version.

refsWebsite

Global rank English rank

2web.archive.org

1^st place

1^st place

670^th place

480^th place

1st-andrews.ac.uk

1,547^th place

1,410^th place

low place

low place

1bikebeijing.com

low place

low place

bikebeijing.com

[2] Archived August 19, 2008, at the Wayback Machine

cam.ac.uk

cudl.lib.cam.ac.uk

"The Observatory, Peking". Cambridge Digital Library. Retrieved 3 July 2015.

chinapage.com

[1] Archived October 13, 2008, at the Wayback Machine

st-andrews.ac.uk

www-history.mcs.st-andrews.ac.uk

O'Connor, J. J.; Robertson, E. F. "Guo Shoujing". St Andrews University. Retrieved 3 July 2015.

web.archive.org

[1] Archived October 13, 2008, at the Wayback Machine
[2] Archived August 19, 2008, at the Wayback Machine