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3. BALDI, F., BARGAGLI, R., FOCARDI, S. and FOSSI, C., Mercury and chlorinated hydrocarbons in sediments from the Bay of Naples and adjacent marine areas. Mar. Pollut. Bull., 1983, 14, 108–111.
4. BARBIERO, G., CICIONI, GB. and SPAZIANI, F. M., Un sistema informativo per la valutazione dell’inquinamento Potenziale. Un’applicazione alle regioni ed alle provincie italiane. CNR-Istituto di Ricerca sulle Acque, Rome 1987.
5. BARGAGLI, R., BALDI, F. and LEONZIO, C., Trace metal assessment in sediment, molluscs and reed leaves in the Bay of Follonica (Italy). Marine Environ. Res., 1985, 16, 281–300.