1. 2021. Handling ICANN Strings in Hard Fork. https://github.com/handshake-org/hsd/issues/649.
2. 2023. Butterfly Protocol. https://www.butterflyprotocol.io/.
3. 2023. CoinGecko. https://www.coingecko.com/ja.
4. 2023. D&B Hoovers. https://www.dnb.com/products/marketing-sales/dnb-hoovers.html.
5. 2023. Decentraweb. https://dns.decentraweb.org/.