000 00376nam a2200133Ia 4500
005 20250913131718.0
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041 _aEnglish
245 0 _aBulletin of the rubber reaserch institute of srilanka: Vol.36
260 _aSri Lanka :
_bRubber Research Institute,
_c1997
300 _a60p.;
_c25cm
650 _aBulleting
942 _cBT
999 _c154900
_d154900