Infidels.org (2007, 2008, 2009) är en webbplats, som under rubriken More on Definitions of Atheism redovisar de definitioner av "ateism" som finns i Oxford English Dictionary respektive Webster's 3rd New International Dictionary Unabridged.
Schafersman, Steven D. "Naturalism is an Essential Part of Science and Critical Inquiry". Conference on Naturalism, Theism and the Scientific Enterprise. Department of Philosophy, The University of Texas. February 1997. Revised May 2007. Retrieved on 2007-APR-09.