000 00261nam a2200121Ia 4500
008 211004s9999 xx 000 0 und d
245 _aMINES METALS AND FUELS
260 _c2018-2018
500 _a"1,2,3,4"
500 _a66
500 _aJAN-APR
942 _cBV
999 _c21716
_d21716