SOPARNO, D. R.; TARJANA, S. S. STUDENTS’ PERCEPTIONS TOWARDS USING MOBILE APPLICATION IN LEARNING SPEAKING. International Online Journal of Education and Teaching, [S. l.], v. 8, n. 3, p. 1385–1400, 2021. Disponível em: https://iojet.org/index.php/IOJET/article/view/786. Acesso em: 12 jan. 2026.