Tangent lines to circles (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Tangent lines to circles" in English language version.

refsWebsite

Global rank English rank

2whistleralley.com

low place

low place

1stackexchange.com

1,983^rd place

1,330^th place

1cut-the-knot.org

low place

low place

1books.google.com

3^rd place

3^rd place

2^nd place

2^nd place

1semanticscholar.org

11^th place

8^th place

books.google.com

Libeskind, Shlomo (2007), Euclidean and Transformational Geometry: A Deductive Inquiry, pp. 110–112 (online copy, p. 110, at Google Books)

cut-the-knot.org

Alexander Bogomolny "When A Quadrilateral Is Inscriptible?" at Cut-the-knot

doi.org

Kunkel, Paul (2007), "The tangency problem of Apollonius: three looks" (PDF), BSHM Bulletin: Journal of the British Society for the History of Mathematics, 22 (1): 34–46, doi:10.1080/17498430601148911, S2CID 122408307

semanticscholar.org

api.semanticscholar.org

Kunkel, Paul (2007), "The tangency problem of Apollonius: three looks" (PDF), BSHM Bulletin: Journal of the British Society for the History of Mathematics, 22 (1): 34–46, doi:10.1080/17498430601148911, S2CID 122408307

stackexchange.com

math.stackexchange.com

"Finding tangents to a circle with a straightedge". Stack Exchange. August 15, 2015.

whistleralley.com

Paul Kunkel. "Tangent circles". Whistleralley.com. Retrieved 2008-09-29.
Kunkel, Paul (2007), "The tangency problem of Apollonius: three looks" (PDF), BSHM Bulletin: Journal of the British Society for the History of Mathematics, 22 (1): 34–46, doi:10.1080/17498430601148911, S2CID 122408307