John O. Gray, P. M. Taylor. Computer aided design of multivariable nonlinear control systems using frequency domain techniques. Automatica, 15(3):281-297, 1979. [doi]
@article{GrayT79, title = {Computer aided design of multivariable nonlinear control systems using frequency domain techniques}, author = {John O. Gray and P. M. Taylor}, year = {1979}, doi = {10.1016/0005-1098(79)90045-1}, url = {http://dx.doi.org/10.1016/0005-1098(79)90045-1}, researchr = {https://researchr.org/publication/GrayT79}, cites = {0}, citedby = {0}, journal = {Automatica}, volume = {15}, number = {3}, pages = {281-297}, }