000 00343nam a2200109Ia 4500
008 220204s9999 xx 000 0 und d
082 _aNR:063RT 1980
_bIIT
245 0 _aInternational conference on structure property relations of rubber: Souvenir 1980 Kharagpur
260 _aKharagpur
_bIIT
_c1980
650 _aEnergy conservation
942 _cBK
999 _c43322
_d43322