Citation: Da. Wentz et al., COMPARISON OF STREAMBED SEDIMENT AND AQUATIC BIOTA AS MEDIA FOR CHARACTERIZING TRACE-ELEMENTS AND ORGANOCHLORINE COMPOUNDS IN THE WILLAMETTE BASIN, OREGON, Environmental monitoring and assessment, 51(3), 1998, pp. 673-693
Citation: Gd. Foster et al., DETERMINATION OF DISSOLVED-PHASE PESTICIDES IN SURFACE-WATER FROM THEYAKIMA RIVER BASIN, WASHINGTON, USING THE GOULDEN LARGE-SAMPLE EXTRACTOR AND GAS-CHROMATOGRAPHY MASS-SPECTROMETRY, Environmental science & technology, 27(9), 1993, pp. 1911-1917