This section is empty. You can help by adding to it. (February 2013)
References
^Grelling, K.; Nelson, L. (1908), "Bemerkungen zu den Paradoxien von Russell und Burali-Forti", Abhandlungen der Fries’schen Schule II, Göttingen, pp. 301–334{{citation}}: CS1 maint: location missing publisher (link)
![[icon]](/wiki/File:Wiki_letter_w_cropped.svg){kind=small}