Olson, Mancur (1993-01-01). "Dictatorship, Democracy, and Development". The American Political Science Review. 87 (3): 567–576. doi:10.2307/2938736. JSTOR2938736. S2CID145312307.
Sawyer, Amos (2004-09-01). "Violent conflicts and governance challenges in West Africa: the case of the Mano River basin area". The Journal of Modern African Studies. 42 (3): 437–463. doi:10.1017/S0022278X04000266. ISSN1469-7777. S2CID154954003.
Olson, Mancur (1993-01-01). "Dictatorship, Democracy, and Development". The American Political Science Review. 87 (3): 567–576. doi:10.2307/2938736. JSTOR2938736. S2CID145312307.
Olson, Mancur (1993-01-01). "Dictatorship, Democracy, and Development". The American Political Science Review. 87 (3): 567–576. doi:10.2307/2938736. JSTOR2938736. S2CID145312307.
Sawyer, Amos (2004-09-01). "Violent conflicts and governance challenges in West Africa: the case of the Mano River basin area". The Journal of Modern African Studies. 42 (3): 437–463. doi:10.1017/S0022278X04000266. ISSN1469-7777. S2CID154954003.
Sawyer, Amos (2004-09-01). "Violent conflicts and governance challenges in West Africa: the case of the Mano River basin area". The Journal of Modern African Studies. 42 (3): 437–463. doi:10.1017/S0022278X04000266. ISSN1469-7777. S2CID154954003.