000 00240nam a2200085Ia 4500
008 130123s9999 xx 000 0 und d
082 _a631.4
245 _aGeoderma Vol 51-52, No. 1-4
260 _aNetherland
_bP.O. Box , 211 Amsterdam
_c1991-92
999 _c81944
_d81944