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Morris, C., Emery, N., Batey, C.E., Bettess, F., Bramwell, D., Donaldson, A., Edwards, L.J., Hillson, S., Lunt, D.A., McDonnell, G., Rackham, D.J., Reed, D., Robinson, P.H., Steedman, K., Stenhouse, M., Stevenson, R.B.K., Wheeler, A., Williams, D.F., Young, R., McBarron, K., Dickson, J., Jeffrey, D., Moberg, G., Morris, C. and Radford, J.D.H. 1987. The chapel and enclosure on the Brough of Deerness, Orkney: survey and excavations, 1975-1977. Proceedings of the Society of Antiquaries of Scotland. 116, (Nov. 1987), 301-374. DOI:https://doi.org/10.9750/PSAS.116.301.374.