TY - Computer Science A1 - BI Ya, ZHOU Bei, LENG Kai-jun and WANG Cun-fa T1 - Public Blockchain of Pharmaceutical Business Resources Based on Double-chain Architecture Y1 - 2018-02-15 JF - Computer Science JO - Computer Science SP - 40 EP - 47 VL - 45 IS - 2 UR - https://www.jsjkx.com N1 - 10.11896/j.issn.1002-137X.2018.02.007 ER -