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Citation: L. Weissflog et al., Airborne trichloroacetic acid and its deposition in the catchment area of the Caspian Sea, ENVIR POLLU, 104(3), 1999, pp. 359-364
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Citation: H. Schulz et al., Biomonitoring of airborne inorganic and organic pollutants by means of pine tree barks. I. Temporal and spatial variations, SCI TOTAL E, 232(1-2), 1999, pp. 49-58
Citation: P. Popp et A. Paschke, Efficiency of direct solid-phase microextraction from water - Comparison of different fibre types including a new C8-coating, CHROMATOGR, 49(11-12), 1999, pp. 686-690
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