1. Melanie Swan, “Blockchain: Blueprint for a New Economy” (O’Reilly, 2015), https://www.worldcat.org/title/blockchain-blueprint-for-a-new-economy/oclc/904665956
2. DMarket, Available at: https://ru.wikipedia.org/wiki/DMarket
3. Ethereum, Available at: https://habr.com/ru/post/512476/
4. NFT, Available at: https://forklog.com/nft-kak-novyj-klass-virtualnyh-aktivov-pervyj-vzglyad-chast-pervaya/
5. Smart Contracts, Available at: https://www.investopedia.com/terms/s/smart-contracts.asp#:∼:text=A%20smart%20contract%20is%20a,a%20distributed%2C%20decentralized%20blockchain%20network