00293nam a2200109Ia 4500008004100000041000800041082001400049100002300063245005300086260002500139300001900164241028s9999    xx            000 0 und d  aeng  a005.8 AGR  aAgrawal Chatterjee  aBlockchain Technology And The Internet Of Things  bCrc PressaUSAc2021  a348;. P. 24 cm