000 00485nam a2200193Ia 4500
008 210122s9999 xx 000 0 und d
020 _a9781633697911
100 _aHarvard Business Review Press
530 _d2019-11-02
654 _a Digital Currency
654 _a Electronic commerce
654 _aData Encryption
942 _cBK
245 _aBlockchain
260 _bHarvard Buisness Review Press
_c2019
082 _a332.178
_bHBR
300 _a174
546 _aENGLISH
999 _c29056
_d29056