000 00384nam a2200133Ia 4500
008 220216s9999 xx 000 0 und d
100 _aParanagama G B
245 0 _aSignificance of and relevance to Ceylon of the new process rubbers
260 _bRubber Research Institute of Ceylon Bulletin
_c1968
300 _a67-70
650 _aCeylon
650 _aNatural rubber
942 _cJS
999 _c68682
_d68682