000 00469nam a2200145Ia 4500
008 220216s9999 xx 000 0 und d
100 _aKarunaratne S W
245 0 _aUse of oil-extended natural rubber in passerger car retreads in Ceylon - Performance of retreads based on oenr and oenrm
260 _bRubber Research Institute of Ceylon Bulletin
_c1969
300 _a33-34
650 _aCeylon
650 _aNatural rubber
650 _aPassenger car
942 _cJS
999 _c71882
_d71882