УСОНЕНЕ, Аурелия. On the Meaning and Function of Modal Verbs with Predicates of Seeing in English. Kalbotyra, [S. l.], v. 34, n. 3, p. 86–98, 1983. Disponível em: https://www.journals.vu.lt/kalbotyra/article/view/25989.. Acesso em: 18 may. 2024.