@article{article, title  = {{An investigation into the characteristics of non-linear frequency response functions. Part 2: New analysis methods based on symbolic expansions and graphical techniques}},

 url = {{}},

 year = {{2005}},

 month = {{9}},

 author = {{Yue R and Billings SA and Lang ZQ}},

 doi = {{10.1080/00207170500144524}},

 volume = {{78}},

 journal = {{INT J CONTROL}},

 issue = {{14}},

 pages = {{1130-1149}},

 note = {{Accessed on 2024/09/20}}}