00325nam a2200133Ia 4500008004100000041000800041082001500049100001700064245004900081260002800130300000800158365000800166700001700174230718s9999    xx            000 0 und d  aeng  a620.1bNAT  aNatesan S.C.  aEngineering Mechanics bStatics And Dynamics  c2002bUmesh Pubications  a578  cRs.  aNatesan S.C.