00285nam a2200109Ia 4500008004100000082001300041100001800054245004400072250000900116650002900125700002100154220204s9999    xx            000 0 und d  a678bBAT  aBatzer,  Hans 0aIntroduction to macromoecular chemistry  aEd.2  aMacromolecular chemistry  aLohse, Friedrich