000			00373nam a2200145Ia 4500
999			_c3019 _d3019
003			OSt
005			20210406095740.0
008			160331s1990 xx 000 0 und d
080			_a631.432 N0
100			_aDavis, Stanley N....[et.al.]
245			_aIntroduction to ground water tracers
260			_bScientific Publishers, Jodhpur _c1990
300			_a214
942			_2udc _cBK