000 00338nam a2200133Ia 4500
008 220216s9999 xx 000 0 und d
100 _aTwiss D F
245 0 _aSmoke production for the rubber industry
260 _bIRI Transactions
_c1930
300 _a407-416
650 _aRubber industry
650 _aSmoke production
942 _cJS
999 _c68780
_d68780