barlaw.co.il/practice_areas/capital-markets/blockchain/client_updates/new-edpb-draft-guidelines-personal-data-on-the-blockchain
www.arthurcox.com/knowledge/personal-data-on-the-chain-edpb-guidelines-for-blockchain-technologies/
www.williamfry.com/knowledge/edpb-guidelines-raise-questions-on-how-gdpr-interacts-with-blockchain/