no. 2
The epistemological foundations of geometry in 19th century
Philosophia Scientiae, Tome 3 (1998-1999) no. 2, pp. 183-201. 
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Kvasz, Ladislav. The epistemological foundations of geometry in 19th century. Philosophia Scientiae, Tome 3 (1998-1999) no. 2, pp. 183-201. http://www.numdam.org/item/PHSC_1998-1999__3_2_183_0/

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