000 00300nam a2200121Ia 4500
008 220610s9999 xx 000 0 und d
020 _a9789389211634
100 _aChandramouli
245 0 _aBlock chain technology
260 _aHyderabad
_bUniversity Press
_c2021
300 _a672 p
942 _yBooks
999 _c18571
_d18571