［1］OLOVSSON L,SIMONSSON K,UNOSSON M.Selective Mass Scaling for Explicit Finite Element Analyses.［J］.International Journal for Numerical Methods in Engineering,2005,63（10）:1436-1445. +u97NCq4jh/vhHSBVmOwtqf6ushnTQS9GD217ATDHNlgb9iGspPcD+JzS3BsxMbF
