TY - JOUR T1 - An extension of force appropriation to the identification of non-linear multi-degree of freedom systems JO - J SOUND VIB PY - 2000/10/12 AU - Atkins PA AU - Wright JR AU - Worden K ED - VL - 237 IS - 1 SP - 23 EP - 43 Y2 - 2025/04/14 ER -