1) The SODA podcast: Crunchfish Digital Cash: www.youtube.com/watch?v=OZvHMN8DAuY
2) IMF Fintech Notes: Technology Solutions to Support Central Bank Digital Currency with Limited Connectivity: A Review of Existing Approaches. www.imf.org/en/publications/fintech-notes/issues/2025/08/07/technology-solutions-to-support-central-bank-digital-currency-with-limited-connectivity-a-569259
3) Test and Deploy: A new era for CBDCs: www.coindesk.com/opinion/2024/01/17/test-and-deploy-a-new-era-for-cbdcs
4) Hungary takes a novel approach to blockchain testing: www.omfif.org/2023/05/hungary-takes-a-novel-approach-to-blockchain-testing/