A Parameter Identification Method for Discrete Nonlinear Systems Incorporating Cubic Stiffness Elements Y. BENHAFSI, J.E.T. PENNY and M.I. FRISWELL Article abstract Page 179 Page 180 Page 181 Page 182 Page 183 Page 184 Page 185 Page 186 Page 187 Page 188 Page 189 Page 190 Page 191 Page 192 Page 193 Page 194 Page 195 Page 196