TY - CONF T1 - The selection of the linearized natural frequency for the second-order normal form method JO - Proceedings of the ASME Design Engineering Technical Conference PY - 2011/01/01 AU - Xin Z AU - Neild SA AU - Wagg DJ ED - DO - DOI: 10.1115/DETC2011-47654 SN - 9780791854815 VL - 4 IS - PARTS A AND B SP - 1211 EP - 1218 Y2 - 2025/05/28 ER -