000 00344nam a2200109Ia 4500
008 220214s9999 xx 000 0 und d
100 _aDickenson PB
245 0 _aNatural rubber and its traditional use in underground pipe sealing rings
260 _bNatural Rubber Conference, Kuala Lumpur, 1968. Preprints
_c1968
300 _a10p
942 _cRE
999 _c46409
_d46409