NEBIERIDZE, M. Towards The Use of Backchannel Signals during Classroom Oral Presentations: Speakers’ Perspective. Online Journal of Humanities ETAGTSU , [S. l.], n. 10, p. 73–83, 2025. Disponível em: https://etagtsu.tsu.ge/index.php/journal/article/view/117. Acesso em: 16 oct. 2025.