Alfred S. Gilman. Mean-square performance bounds for almost-linear systems (D.Sc. Thesis abstr.). IEEE Transactions on Information Theory, 18(4):543, 1972. [doi]
@article{Gilman72, title = {Mean-square performance bounds for almost-linear systems (D.Sc. Thesis abstr.)}, author = {Alfred S. Gilman}, year = {1972}, doi = {10.1109/TIT.1972.1054836}, url = {http://dx.doi.org/10.1109/TIT.1972.1054836}, researchr = {https://researchr.org/publication/Gilman72}, cites = {0}, citedby = {0}, journal = {IEEE Transactions on Information Theory}, volume = {18}, number = {4}, pages = {543}, }