A NOVEL TYPE OF LIQUID LIQUID EXTRACTION FOR THE PRECONCENTRATION OF ORGANIC MICROPOLLUTANTS FROM AQUEOUS SAMPLES - APPLICATION TO THE ANALYSIS OF PAHS AND OCPS IN WATER/
E. Baltussen et al., A NOVEL TYPE OF LIQUID LIQUID EXTRACTION FOR THE PRECONCENTRATION OF ORGANIC MICROPOLLUTANTS FROM AQUEOUS SAMPLES - APPLICATION TO THE ANALYSIS OF PAHS AND OCPS IN WATER/, HRC. Journal of high resolution chromatography, 20(7), 1997, pp. 395-399