BOLOTNIKOVA, Alla; BALANDINA, Nadiya; ., .; ., . Vocative as a Marker of Politeness Category Expression. International Journal of Engineering and Technology, [S. l.], v. 7, n. 4.8, p. 759–764, 2018. DOI: 10.14419/ijet.v7i4.8.27455. Disponível em: https://sciencepubco.com/index.php/IJET/article/view/27455.. Acesso em: 11 aug. 2025.