TY - CONF T1 - The selection of the linerized natural frequency for the second-order normal form methods JO - Proceedings of ASME 2011 International Design Engineering Technical Conferences & Computers and Information in Engineering Conference IDETC/CIE PY - 2011/08/01 AU - Xin Z AU - Neild SA AU - Wagg DJ ED - SP - 1 EP - 8 Y2 - 2024/12/22 ER -