TY - JOUR T1 - Energy transfer properties of non-linear systems in the frequency domain JO - INT J CONTROL PY - 2005/03/20 AU - Lang ZQ AU - Billings SA ED - DO - DOI: 10.1080/00207170500095759 VL - 78 IS - 5 SP - 345 EP - 362 Y2 - 2024/09/20 ER -