1. epic.org: Wal-Mart begins tagging and tracking merchandise with RFID (July 2010),
http://epic.org/2010/07/wal-mart-begins-tagging-and-tr.html
2. U.S. Department of State: The U.S. electronic passport,
http://travel.state.gov/passport/passport_2498.html
3. EMVCo: About EMV (November 2009),
http://www.emvco.com/about_emv.aspx
4. Washington State Department of Licensing: Enhanced driver license/ID card,
http://www.dol.wa.gov/about/news/priorities/edl.html
5. NYS DMV: Enhanced driver licenses and non-driver identification cards (July 2010),
http://www.nydmv.state.ny.us/broch/C158.pdf