“PPO-LIGHT MED: A QUANTUM-SAFE BLOCKCHAIN-ENABLED LIGHTWEIGHT FRAMEWORK FOR SECURE EMR SHARING IN FOG-ASSISTED IOT–CLOUD ENVIRONMENTS ”. Lex localis - Journal of Local Self-Government 23, no. S6 (October 19, 2025): 815–829. Accessed March 14, 2026. https://lex-localis.org/index.php/LexLocalis/article/view/801871.