1. Bitcoin: a peer-to-peer electronic cash system;Nakamoto;Decent. Bus. Rev.,2008
2. Scaling blockchains: a comprehensive survey;Hafid;IEEE Access,2020
3. M. Swan, Blockchain: blueprint for a new economy, " O'Reilly Media, Inc.", 2015.
4. Interoperability in internet of things: taxonomies and open challenges;Noura;Mobile Netw. Applic.,2019
5. The application of foreign blockchain technology and related enlightenment;Zhang;Financ. Technol. Time,2016