@article{article, title = {{A bound for the magnitude characteristics of nonlinear output frequency response functions .1. Analysis and computation}}, url = {{}}, year = {{1996}}, month = {{9}}, author = {{Billings SA and Lang ZQ}}, volume = {{65}}, journal = {{INT J CONTROL}}, issue = {{2}}, pages = {{309-328}}, note = {{Accessed on 2024/12/22}}}