NAJAMUDDIN, Najamuddin; RASYID, Muhammad Nur Akbar. STUDENTS’ SELF-ASSESSMENT EXPERIENCE USING DUOLINGO SPEAK: A CASE STUDY IN SPEAKING CLASS. Indonesian Journal of Social Science and Education (IJOSSE), [S. l.], v. 2, n. 3, p. 1449–1458, 2026. DOI: 10.62567/ijosse.v2i3.2887. Disponível em: https://e-jurnal.jurnalcenter.com/index.php/ijosse/article/view/2887. Acesso em: 17 sep. 2026.