Ndububa, Chukwuma Livinus, and Bibian Ugoala. “STYLE VARIATION AND POLITENESS STRATEGIES IN LARGE LANGUAGE MODEL-BASED CHATBOTS”. American International Journal of Multidisciplinary Scientific Research 16, no. 1 (June 24, 2025): 1–13. Accessed October 14, 2025. https://cribfb.com/journal/index.php/aijmsr/article/view/2572.