000 00281nam a2200121Ia 4500
008 161121s9999 xx 000 0 und d
100 _aSPEIDEL (DN) ; AGENEW (AF)
245 0 _aNational geochemistry of environment
260 _cNIL
365 _b0
650 _aNIL
942 _cBK
999 _c89723
_d89723