Miller, Daniel E. and Middleton, Richard H. (2008) On Limitations to the achievable path following performance for linear multivariable plants. IEEE Transactions on Automatic Control. ISSN 0018-9286
Middleton, Richard H. and Miller, Daniel E. (2007) On the achievable delay margin using LTI control for unstable plants. IEEE Transactions on Automatic Control, 52 (7). pp. 1194-1207. ISSN 0018-9286