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general/money-forgery

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Optically variable ink

Anti-counterfeiting measure

Anti-counterfeiting measure

References

  1. . ["New design for the US $50"](http://www.sicpa.com/731/764/1860/1911/7512.asp). *SICPA*.
  2. "3rd ICAO MRTD Biometrics and Security Standard Symposium - 2007". International Civil Aviation Organization.
  3. "US6383638B1 - Bright metal flake based pigments - Google Patents".
  4. "CN1900178B - Framework or border are provided around the opaque flakes applied for concealed anti-false - Google Patents".
  5. "CN1923912B - Alignable diffractive pigment flakes and method and apparatus for alignment and images formed therefrom - Google Patents".
  6. "US6749777B2 - Diffractive pigment flakes and compositions - Google Patents".
  7. (11 September 2018). "Security features - Europa series €100 banknote". European Central Bank.
  8. "GET TO KNOW THE BRAZILIAN BANKNOTES". Central Bank of Brazil.
  9. "Banknotes". Central Bank of the Russian Federation.
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money-forgery
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