Gain/phase margin design with first order controllers. - Richard N. Tantaris; Lee H. Keel; Shankar P. Bhattacharyya (ACC, 2003)

Stabilization of discrete-time systems by first-order controllers. - Richard N. Tantaris; Lee H. Keel; Shankar P. Bhattacharyya (IEEE Trans. Autom. Control., 2003)

H∞ design with first-order controllers. - Richard N. Tantaris; Lee H. Keel; Shankar P. Bhattacharyya (IEEE Trans. Autom. Control., 2006)