Andrea Manzo (2017): Eastern Sudan in its Setting, The archaeology of a region far from the Nile Valley, Archaeopress, ISBN 9781784915582, 22-27 online
Manzo (2017): Eastern Sudan in its Setting, The archaeology of a region far from the Nile Valley, 33-42 online
Manzo (2017): Eastern Sudan in its Setting, The archaeology of a region far from the Nile Valley, 43-48 online