ADEY, A. D.; HURTER, M. Current abbreviations in Southern Africa. English Usage in Southern Africa, [S. l.], v. 10, n. 1–2, p. 19–33, 1979. Disponível em: https://unisapressjournals.co.za/index.php/EUSA/article/view/5412. Acesso em: 22 jul. 2024.