1. Simple underwater photogrammetric techniques;Baker;Archaeometry,1971
2. The tools for wreck excavation;Ball;Triton,1973
3. Bass, G. F. , 1966. Archaeology under water. London.
4. The excavation of the Jutholmen wreck 1970-71;Cederlund;IJNA,1973
5. Dumas, F. , 1962, Deepwater archaeology. London.