HEAP, Dan. Letters. Refuge: Canada’s Journal on Refugees, [S. l.], v. 4, n. 4, p. 6–12, 1985. DOI: 10.25071/1920-7336.21119. Disponível em: https://refuge3.journals.yorku.ca/index.php/refuge/article/view/21119. Acesso em: 18 jun. 2025.