New paper published here.
A Privacy-Preserving Data Feed Scheme for Smart Contracts
by Hao WANG, Zhe LIU, Chunpeng GE, Kouichi SAKURAI, Chunhua SU
Originally grepped from Studies from Nanjing University of Aeronautics and Astronautics Provide New Data on Information Technology (A Privacy-preserving Data Feed Scheme for Smart Contracts): Information Technology - InsuranceNewsNet