00270nam a2200121Ia 45000030006000000080041000060400015000471000028000622450020000902600009001105460012001190050017001310STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aKarwvilla, O.J.; Others  aGeneral Science  c1970  aEnglish20220125170225.0