00315nam a2200121Ia 45000030006000000080041000060400015000471000022000622450058000842600022001425460012001640050017001760STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aMartin Harold, C.  aIntroduction to matrix methods of structural analysis  bMcgraw hillc1966  aEnglish20220125165930.0