TY - JOUR T1 - Analysis of Locally Nonlinear MDOF Systems Using Nonlinear Output Frequency Response Functions JO - J VIB ACOUST PY - 2009/10/01 AU - Peng ZK AU - Lang ZQ AU - Billings SA ED - DO - DOI: 10.1115/1.3147139 VL - 131 IS - 5 Y2 - 2024/09/20 ER -