- block Chain
https://blocklr.com/guides/blockchain-technology/
https://www.skalex.io/4-most-exciting-blockchain-projects-to-watch-in-2020/
https://www.ibm.com/blockchain/what-is-blockchain
https://blocklr.com/guides/blockchain-technology/
https://www.skalex.io/4-most-exciting-blockchain-projects-to-watch-in-2020/
https://www.ibm.com/blockchain/what-is-blockchain