“An Integrated Information Gain With A Black Hole Algorithm for Feature Selection: A Case Study of E-Mail Spam Filtering”.
Iraqi Journal of Science 64, no. 9 (September 30, 2023): 4779–4790. Accessed August 13, 2025.
https://www.ijs.uobaghdad.edu.iq/index.php/eijs/article/view/6298.