Abiodun R. (2014) – Yoruba art and language : Seeking the African in African art. Cambridge, Cambridge University Press.
Achi B. (1985) – Hausa Traditional Architecture : The Walls of Kano and Zaria. Nigeria Magazine, 53(3) : 3–8.
Ajayi J. F. A. & Smith R. S. (1964) – Yoruba Warfare in the Nineteenth Century. Cambridge University Press.
Aremu D., Ogiogwa J.-M. I., Aleru J. O., Tubosun J. B., Ogunfolakan A. & Oyelaran P. A. (2013) – Sungbo Eredo, materiality, ecology, culture and society in prehistoric Southwestern Nigeria. West African Journal of Archaeology, 43(2), 1–21.
Biobaku S. O. (1957) – The Egba and their Neighbours, 1842-1872. Oxford, Clarendon Press.
Chouin G. (2013) – Fossés, enceintes et peste noire en Afrique de l’Ouest forestière (500-1500 AD) : Réflexions sous canopée. Afrique : Archéologie & Arts, 9 : 43-66.https://doi.org/10.4000/aaa.284
Chouin G. & Lasisi O. (2019) – Crisis and transformation in the Bight of Benin at the dawn of the Atlantic Trade. In : C. R. DeCorse (Ed.), Power, Political Economy, and Historical Landscapes of the Modern World Interdisciplinary Perspectives. SUNY Series, Fernand Braudel Center Studies in Historical Social Science : 285–306).
Chouin G., Ogunfolakan A., Poissonnier B. & Georges P. (2016) – Ife-Sungbo Archaeological Project : Preliminary Report on Excavations at Ita Yemoo, Ile-Ife, Osun State and Augustine University at Ilara, Ilara-Epe, Lagos State, May-June 2016, William & Mary : 1–75).
Chouin G., Ogunfolakan A., Poissonnier B. & Georges-Zimmermann P. (2022) – L’eredo de Sungbo au Nigéria : Le plus grand monument d’Afrique jamais fouillé. Archéologia, 605 : 53-57.
Connah G. (1967) – New Light on the Benin City Walls. Journal of the Historical Society of Nigeria, 3(4) : 593–609.
Connah G. (1975) – The archaeology of Benin : Excavations and other researches in and around Benin City, Nigeria. Oxford, Clarendon Press.
Connah G. (2000a) – African city walls. A neglected source ? In : D. Anderson (Ed.), Africa’s Urban Past. James Currey [u.a.] : 36–51.
Connah G. (2000b) – Contained communities in tropical Africa. In : J. D. Tracy (Ed.), City walls : The urban enceinte in global perspective : 19–45.
Darling P. J. (1997) – Sungbo’s Eredo : Africa’s Largest Monument. The Nigerian Field, 62(3–4) : 113–129.
Darling P. J. (1998) – Sungbo’s Eredo, Southern Nigeria. Nyame Akuma, 49 : 55–61.
Douglas M. (2010) – Purity and Danger : An analysis of concept of pollution and taboo (Repr). London, Routledge.
Fage J. D. (1980) – A Commentary on Duarte Pacheco Pereira’s Account of the Lower Guinea Coastlands in his Esmeraldo De Situ Orbis, and on Some Other Early Accounts. History in Africa 7 : 47–80. https://doi.org/10.2307/3171656
Falola T. (1989) – The Yoruba Toll System : Its operation and abolition. The Journal of African History, 30(1), 69–88. https://doi.org/10.1017/S0021853700030887
Fleisher J. & Wynne-Jones S. (2010) – Authorisation and the Process of Power : The View from African Archaeology. Journal of World Prehistory, 23(4) : 177–193. https://doi.org/10.1007/s10963-010-9038-y
Guyer J. I. & Belinga S. M. E. (1995) – Wealth in People as Wealth in Knowledge : Accumulation and Composition in Equatorial Africa. The Journal of African History, 36(1) : 91–120. https://doi.org/10.1017/S0021853700026992
Hildebrand E. A. (2013) – Is monumentality in the eye of the beholder ? Lessons from constructed spaces in Africa. Azania : Archaeological Research in Africa, 48(2) : 155–172. https://doi.org/10.1080/0067270X.2013.789224
Law R. (1986) – Early European Sources Relating to the Kingdom of Ijebu (1500-1700) : A Critical Survey. History in Africa, 13 : 245–260. https://doi.org/10.2307/3171544
Law R. (1991) – The slave coast of West Africa, 1550-1750 : The impact of the Atlantic slave trade on an African society. Clarendon Press/Oxford University Press.
Lloyd P. C. (1959) – Sungbo’s Eredo. Odu, 7 : 15–22.
Magnavita C., Breunig P., Ameje J. & Posselt M. (2006) – Zilum : A mid-first millennium BC fortified settlement near Lake Chad. Journal of African Archaeology, 4(1) : 153–169.
Magnavita C., Breunig P., Ishaya D. & Adebayo O. (2009) – Iron Age Beginnings at the Southwestern Margins of Lake Chad. Crossroads/Carrefour Sahel : Cultural and Technological Developments in First Millennium BC / AD West Africa. Journal of African Archaelogy, Monograph Series, 2 : 27–58.
McIntosh S. K. (Ed.) (1999) – Beyond chiefdoms : Pathways to complexity in Africa. Cambridge, Cambridge University Press.
Moore D. S. (2005) – Suffering for territory : Race, place, and power in Zimbabwe. Durham, Duke University Press.
Norman N. L. & Kelly K. G. (2004) – Landscape Politics : The Serpent Ditch and the Rainbow in West Africa. American Anthropologist, 106(1) : 98–110. https://doi.org/10.1525/aa.2004.106.1.98
Ogiogwa J.-M. I. (2015) – Sungbo’s Eredo : A Symbol of Ijebu-Yoruba Pre-Atlantic and Atlantic Heritage. Nyame Akuma, 83 : 70–75.
Ogundele S. O. & Babalola A. B. (2007) – Sociology and archaeology of defensive ditches and embankments in Orile-Keesi, Abeokuta, Nigeria. Nyame Akuma, 67 : 60–68.
Ogundiran A. O. (2001) – Ceramic Spheres and Regional Networks in the Yoruba-Edo Region, Nigeria, 13th–19th Centuries A.C. Journal of Field Archaeology, 28(1–2) : 27–43. https://doi.org/10.1179/jfa.2001.28.1-2.27
Pauketat T. R. (2007) – Chiefdoms and other archaeological delusions. Devon, Altamira Press.
Sonubi O. K. (2009) – Sungbo Eredo and Its Ecotourism Values. Flavour Computers.
Soper R. & Darling P. J. (1980) – The Walls of Oyo Ile—Oyo State Nigeria. West African Journal of Archaeology, 10 : 61–81.
Trumbull H. C. (1896) – The threshold covenant ; or, The beginning of religious rites. Impact Christian Books, Inc.
Turner V. W. (1995) – The ritual process : Structure and anti-structure. New-York, Aldine de Gruyter.
Van Gennep A. & Kertzer D. I. (2019) – The rites of passage (M. B. Vizedom & G. L. Caffee, Trans. ; Second edition). Chicago, The University of Chicago Press.
Warnier J.-P. (2007) – The pot-king : The body and technologies of power. Leyde, Brill.





