ABU-HAIFA, M. .; ETAWI, B. .; ALKHATATBEH, H. .; ABABNEH, A. Comparative Analysis of ChatGPT, GPT-4, and Microsoft Copilot Chatbots for GRE Test . International Journal of Learning, Teaching and Educational Research, [S. l.], v. 23, n. 6, p. 327–347, 2024. Disponível em: https://www.ijlter.net/index.php/ijlter/article/view/1974. Acesso em: 27 aug. 2026.