R. O'Shea

An improved frequency time domain stability criterion for autonomous continuous systems

R. O'Shea, 1966, IEEE Transactions on Automatic Control.

Approximation of the asymptotic stability boundary of discrete-time control systems using an inverse transformation approach

R. O'Shea, R. O'Shea, 1964 .

Comments on "A combined frequency-time domain stability criterion for autonomous continuous systems"

M. Gruber, J. Willems, M. Gruber, 1967 .

The extension of Zubov's method to sampled data control systems described by nonlinear autonomous difference equations

R. O'Shea, R. O'Shea, 1964 .