VÁLKOVÁ, Silvie. Politeness research: Key trajectories and their applicability in intercultural communication. Linguistik Online, Bern, v. 89, n. 2, 2018. DOI: 10.13092/lo.89.4278. Disponível em: https://bop.unibe.ch/linguistik-online/article/view/4278. Acesso em: 14 may. 2025.