Onyango, Allan, Benard Okelo, and Richard Omollo. “Topological Data Analysis of COVID-19 Using Artificial Intelligence and Machine Learning Techniques in Big Datasets of Hausdorff Spaces”. Journal of Data Science and Intelligent Systems 1, no. 1 (March 24, 2023): 55–64. Accessed March 29, 2024. https://ojs.bonviewpress.com/index.php/jdsis/article/view/701.