@article{article, title = {{The Generalized Frequency Response Functions and Output Spectrum of Nonlinear Systems}}, publisher = {{Springer International Publishing}}, url = {{}}, year = {{2015}}, month = {{1}}, author = {{Jing X and Lang Z}}, doi = {{10.1007/978-3-319-12391-2_2}}, pages = {{9-30}}, note = {{Accessed on 2024/09/20}}}