King, Kevin F. (2009-10-04). "Geolocation and Federalism on the Internet: Cutting Internet Gambling's Gordian Knot". SSRN1433634. {{cite web}}: Missing or empty |url= (help)
RealNetworks detects proxies and anonymizers; Google serves non-localized content if location is in doubt. "Geolocation: Don't Fence Web In". Wired. 2004-07-12. Archived from the original on 2006-05-14.
RealNetworks detects proxies and anonymizers; Google serves non-localized content if location is in doubt. "Geolocation: Don't Fence Web In". Wired. 2004-07-12. Archived from the original on 2006-05-14.