Upper set (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Upper set" in English language version.

refsWebsite

Global rank English rank

5^th place

5^th place

70^th place

63^rd place

6^th place

6^th place

archive.org

Lawson, M.V. (1998). Inverse semigroups: the theory of partial symmetries. World Scientific. p. 22. ISBN 978-981-02-3316-7.

loc.gov

lccn.loc.gov

Brian A. Davey; Hilary Ann Priestley (2002). Introduction to Lattices and Order (2nd ed.). Cambridge University Press. pp. 20, 44. ISBN 0-521-78451-4. LCCN 2001043910.

worldcat.org

search.worldcat.org

Dolecki & Mynard 2016, pp. 27–29. Dolecki, Szymon; Mynard, Frédéric (2016). Convergence Foundations Of Topology. New Jersey: World Scientific Publishing Company. ISBN 978-981-4571-52-4. OCLC 945169917.