N. Srividya. “Predicting Customer Satisfaction Score (CSS) for Urban Company Utilizing the K-Nearest Neighbours (KNN) Algorithm: A Machine Learning Approach”. International Journal of Intelligent Systems and Applications in Engineering, vol. 12, no. 22s, July 2024, pp. 467-76, https://ijisae.org/index.php/IJISAE/article/view/6486.