См.: Douglas B. Chambers. ‘My Own Nation’: Igbo Exiles in the Diaspora // Slavery & Abolition. 1997. № 18. P. 73–77; Douglas B. Chambers. The Significance of Igbo in the Bight of Biafra Slave-Trade: A Rejoinder to Northrup’s ‘Myth Igbo’ // Slavery & Abolition. 2002. № 23. P. 101–120.