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008 190711s9999 xx 000 0 und d
082 _a549 B562
100 _aBETEKHTIN.A
245 0 _aCOURSE OF MINERALOGY
260 _aMOSCOW
_bPEACE
_c1971
300 _a22X15
942 _cBK
_2DDC
999 _c13025
_d13025