Muhammad Usman Ashraf. A Survey on Data Security in Cloud Computing Using Blockchain: Challenges, Existing-State-Of-The-Art Methods, And Future Directions. Research Journal Of Computer Science And Information Technology [Internet]. 2021Sep.12 [cited 2025Jun.13];5(3):15-0. Available from: https://lgurjcsit.lgu.edu.pk/lgurjcsit/article/view/213