000			00274 a2200121 4500
008			151002tMar.-Apr. 1990
245			_aWater, Air and Soil Pollution
250			_aVol. 50
260			_aU.S.A.
260			_bKluwer Academic Publishers
260			_cMar.-Apr. 1990
942			_cBV
999			_c3997 _d3997