Blockchain and Trustworthy Systems: First International Conference, BlockSys 2019, Guangzhou, China, December 7–8, 2019, Proceedings Communications in Computer and Information Science, nr. 1156 Editat de Zibin Zheng et al. 25 ian 2020 Paperback Preț: 635.90 lei 794.88 lei 6-8 săpt. -20%