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Bitcoin ฿. History of Money Barter Goods *BECOME* Money Acceptable Durable Portable Scarce Divisible Recognizable.
By Alice Shemi & Beatrice Magembe University of Botswana Botswana Paper presented at the IMTFI CONFERENCE for first funded researchers, 3 – 6 Nov, 2009.
Knowledge Continuum 2014 BitCoin & the Disruptive Potential of Cryptocurrency April, 4 th 2014 Stefano Grazioli.