00295nam a2200121Ia 45000030006000000080041000060400015000471000025000622450048000872600009001355460012001440050017001560STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aEkambaranathan, S.K.  aStatistical basic of quality control charts  c1960  aEnglish20220125170051.0