Determination of mercury in estuarine sediments by flow injection-cold vapour atomic absorption spectrometry after microwave extraction M.L. Martínez-García, A. Carlosena, P. López-Mahía, S. Muniategui and D. Prada Analusis, 27 1 (1999) 61-64 DOI: 10.1051/analusis:1999107