KJELLMER, Göran. Must down: On non-occurring verbs of motion in modern English. Nordic Journal of English Studies, [S. l.], v. 1, n. 2, p. 339–353, 2002. DOI: 10.35360/njes.121. Disponível em: https://publicera.kb.se/njes/article/view/26038. Acesso em: 1 sep. 2024.