000 00380nam a2200145Ia 4500
008 220216s9999 xx 000 0 und d
100 _aHeinisch K F
245 0 _aDirt content of scrap rubber
260 _bRubber Research Institute of Ceylon Quarterly Journal
_c1961
300 _a13-17
650 _aCeylon
650 _aDirt content
650 _aScrap rubber
942 _cJS
999 _c57230
_d57230