Mahdi A, Rabee F. DAGchains: An Improved Blockchain Structure Based on Directed Acyclic Graph Construction and Distributed Mining. Mesopotamian Journal of CyberSecurity [Internet]. 2025 May 28 [cited 2026 Mar. 16];5(2):375-94. Available from: https://mesopotamian.press/journals/index.php/CyberSecurity/article/view/810