«Sierra Leone profile». BBC. [Consulta: 29 desembre 2014]. «"1991 - Start of civil war. Former army corporal Foday Sankoh and his Revolutionary United Front (RUF) begin campaign against President Momoh, capturing towns on border with Liberia."»
«Nigerian Civil War (1967-1970)». «"The Nigerian Army however continued to slowly take territory, and on January 15, 1970, Biafra surrendered when its military commander General Chukwuemeka Odumegwu Ojukwu fled to Cote d'Ivoire."»
«Sierra Leone Civil War». [Consulta: 29 desembre 2014]. «"An official end to the civil war was declared in January 2002. By that time, it was estimated that at least 50,000 people had died, with hundreds of thousands more affected by the violence and some 2,000,000 people displaced by the conflict."»
Miller, Duncan E.; Van Der Merwe, Nickolaas J. «Early Metal Working in Sub Saharan Africa». Journal of African History, 35, 1, 3-1994, pàg. 1–36. DOI: 10.1017/S0021853700025949.
Stuiver, Minze; Van Der Merwe, Nicholas J. «Radiocarbon Chronology of the Iron Age in Sub-Saharan Africa». Current Anthropology, 9, 1, 2-1968, pàg. 48–62. DOI: 10.1086/200878.
Miller, Duncan E.; Van Der Merwe, N.J. «Early Metal Working in Sub Saharan Africa». Journal of African History, 35, 1994, pàg. 1–36. DOI: 10.1017/s0021853700025949.
«Guinea-Bissau Civil War: CAUSES OF CONFLICT». [Consulta: 28 desembre 2014]. «Former Brigadier General Ansumane Mane attempted a coup against President Joao Bernardo Vieira, who has ruled Guinea-Bissau since 1980. Mane accused the President of corruption and leading the nation into poverty. Vieira fired Mane from command of the armed forces on charges of selling weapons to the Casamance rebels of southern Senegal.»
«Nigerian Civil War». «"The military governor of the Igbo-dominated south-east, Colonel Odumegwu Ojukwu, citing the northern massacres and electoral fraud, proclaimed with southern parliament the secession of the south-eastern region from Nigeria as the Republic of Biafra, an independent nation."»
