Kavitha, V, and T Uma Maheswari. “Comparison User Customizable Privacy-Preserving Search (UPS) With User Customizable Online Privacy-Preserving Search With K-Anonymity (UCOPSK)”. International Journal of Computer Sciences and Engineering, vol. 3, no. 9, Nov. 2025, pp. 236-41, https://ijcse.isroset.org/index.php/j/article/view/697.