Nkhobo T, Chaka C. Mapping the Usage of Definite and Indefinite Articles in Student and ChatGPT Essays: A Stylometric-Cartographic Approach. IJLTER [Internet]. 2025 Dec. 30 [cited 2026 Jul. 25];24(12):809-30. Available from: https://www.ijlter.net/index.php/ijlter/article/view/2644