GURR, Gwendolin; METAG, Julia. Tone (Technology Coverage). DOCA - Database of Variables for Content Analysis, [S. l.], v. 1, n. 2, 2021. DOI: 10.34778/2zn. Disponível em: https://www.hope.uzh.ch/doca/article/view/2727. Acesso em: 29 nov. 2023.