FRETHEIM, Thorstein. Causals, Concessives, and the Scope of Negation. Kalbotyra, [S. l.], v. 53, n. 3, p. 18–25, 2003. Disponível em: https://www.zurnalai.vu.lt/kalbotyra/article/view/23292. Acesso em: 5 nov. 2025.