000 00303nam a2200121Ia 4500
008 170101s1955 xx 000 0 und d
082 _a546.683 A25Q
100 _aAHRENS, L.H
245 0 _aQuantitative spectrochemical analysis of silicates
260 _bLondon
_c1955
300 _a122p
942 _2ddc
_cB
999 _c9763
_d9763