KARPUSHYNA M. H. Karpushyna M. H. Communicative strategies and tactics in the professional discourse of the border guards. Philological Treatises, [S. l.], v. 6, n. 3, p. 47–51, 2020. Disponível em: https://tractatus.sumdu.edu.ua/index.php/journal/article/view/397. Acesso em: 25 apr. 2024.