000 00259nam a2200097Ia 4500
008 220204s9999 xx 000 0 und d
082 _aNR:041968
_bRRC.1
245 0 _aNew forms of natural rubber
260 _aThailand
_bRubber Research Centre
_c1968
942 _cBK
999 _c26192
_d26192