JURAEV, M. M. The Problems of Working at a System of Exercises for Teaching Vocabulary. Journal of Ethics and Diversity in International Communication, [S. l.], v. 1, n. 7, p. 61–66, 2021. Disponível em: https://oajournals.net/index.php/jedic/article/view/854. Acesso em: 28 dec. 2024.