000 00268nam a2200121Ia 4500
008 230926s9999 xx 000 0 und d
245 _aINVENTI IMPACT ENERGY AND POWER
260 _c2022-2022
500 _a"1,2"
500 _a2022
500 _aJAN-JUN
942 _cBV
999 _c24207
_d24207