00286nam a2200133Ia 45000030006000000080041000060400015000471000020000622450021000822500011001032600009001145460012001230050017001350STCL150530s9999 xx 000 0 und d aSTCLcSTCL aCompanion, A.L. aChemical bonding aSecond c1980 aEnglish20220125170302.0