00416nam a2200085Ia 4500008004100000082002600041100001300067245022700080260002300307220204s9999    xx            000 0 und d  aNR:061.31999bACS.184  aKim, H J 0aOn the reason that passenger tire sidewalls are based on blends of natural rubber and cis-polybutadiene: Paper presented at a meeting of the Rubber Division, American Chemical Society, Florida, 21-24 September 1999. No.184  aFloridabACSc1999