OTUNNU, Ogenga. Environmental Refugees in Sub-Saharan Africa: Causes and Effects. Refuge: Canada’s Journal on Refugees, [S. l.], v. 12, n. 1, p. 11–14, 1992. DOI: 10.25071/1920-7336.21640. Disponível em: https://refuge.journals.yorku.ca/index.php/refuge/article/view/21640. Acesso em: 16 apr. 2024.