Md Tanvir Rahman Tarafder, Arafath Bin Mohiuddin, Nisher Ahmed, Md Abu Shihab, and Md Farhad Kabir. “Block Chain-Based Solutions for Improved Cloud Data Integrity and Security”. BULLET : Jurnal Multidisiplin Ilmu, vol. 1, no. 04, Sept. 2022, pp. 736-48, https://journal.mediapublikasi.id/index.php/bullet/article/view/4705.