Aubakirov, S. S., D. Zh. Akhmed-Zaki, and P.S. Trigo. “News Classification Using Apache Lucene”. Journal of Mathematics, Mechanics and Computer Science 91, no. 3 (November 20, 2017): 59–65. Accessed January 21, 2025. https://bm.kaznu.kz/index.php/kaznu/article/view/345.