00337nam a2200121Ia 4500008004100000082001300041100002100054245005000075260002600125650002100151650002200172650002100194220204s9999    xx            000 0 und d  a678bROS  aRosen, Stephen L 0aFundamental principles of polymeric materials  aNew YorkbWileyc1971  aCopolymerisation  aRubber elasticity  aSynthetic fibres