Phosphorus in Cold-Water Corals as a Proxy for Seawater Nutrient Chemistry.
Montagna, P, McCulloch, M, Taviani, M, Mazzoli, C and Vendrell, B (2006). “Phosphorus in Cold-Water Corals as a Proxy for Seawater Nutrient Chemistry.” Science 312(5781): 1788-1791. Link to Full text or pdf