00348nam a2200121Ia 4500008004100000100001500041245004900056260005800105300001000163650001700173650002200190650001400212220216s9999    xx            000 0 und d  aPeries O S 0aStrategies for the sale of Sri Lankan rubber  bRubber Research Institute of Sri Lanka Bulletinc1985  a4-Jan  aCrepe rubber  aRubber production  aSri Lanka