Digiraha (Estonian Wikipedia)

Analysis of information sources in references of the Wikipedia article "Digiraha" in Estonian language version.

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  • Chaum, David (1982). "Blind signatures for untraceable payments" (PDF). Department of Computer Science, University of California, Santa Barbara, CA.
  • „China's virtual currency threatens the Yuan". Asia Times Online. 5 December 2006. Retrieved 14 May 2016