Robert M Abajian, “Designing Intelligent Chatbots with Natural Language Processing for Enterprise Knowledge Systems”, Int. J. Comput. Sci. Inf. Technol. Res., vol. 5, no. 4, pp. 59–63, Dec. 2024, Accessed: May 11, 2025. [Online]. Available: https://ijcsitr.com/index.php/home/article/view/USA