1. Phosphorus;Armstrong,1965
2. Phosphate removal from sea water by adsorption on volcanogenic ferric oxides;Berner;Earth Planet. Sci. Lett.,1973
3. Geological observations in the submarine caldera of Santorini (Aegean Sea);Bonatti;Rapp. P.-V. Réun., Cons. Int. Explor. Sci. Mer Méditerranée (CIESM),1972
4. Submarine iron deposits from the Mediterranean Sea;Bonatti,1972
5. Classification of submarine iron-manganese deposits;Bonatti,1972