היפר-מעגל (גאומטריה) (Hebrew Wikipedia)

Analysis of information sources in references of the Wikipedia article "היפר-מעגל (גאומטריה)" in Hebrew language version.

refsWebsite

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6^th place

48^th place

archive.org

Smogorzhevsky, A.S. (1982). Lobachevskian geometry. Moscow: Mir. p. 68.