On the Geometry Whose Element is the 3-Point of a Plane

Autor:	Morley, F.
Zdroj:	Transactions of the American Mathematical Society, 1904 Oct 01. 5(4), 467-476.
Databáze:	JSTOR Journals
Externí odkaz:	https://www.jstor.org/stable/1986276 Zobrazit plný text záznamu