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2. Allen, J., J. Specht, W. Ambrose and D.E. Yen 1984. Lapita Homeland Project: Report of the 1984 field season. ANU Press, Canberra.
3. Ambrose, W.R. 2002. From very old to new, obsidian artefacts in the Admiralty Islands. In C. Kaufmann, C.K. Schmid and S. Ohnemus (eds), Admiralty Islands: Art from the south seas, pp. 67-72. Museum Rietburg, Zurich.
4. Anson, D. 1983. Lapita pottery of the Bismarck Archipelago and its affinities. Unpublished PhD thesis, University of Sydney, Sydney.
5. Lapita pottery of the Bismarck Archipelago and its affinities;Anson;Archaeology in Oceania,1986