On H∞/H2 filtering: stability and performance limits. - Paul R. Kalata; Kevin M. Murphy; Michael J. Grimble; M. Reza Katebi (ACC, 2000)

Discrete time H∞ control/estimation applied to the target tracking problem using a variation of parameters approach. - P. L. Rawicz; Paul R. Kalata; Kevin M. Murphy; Thomas A. Chmielewski (ACC, 2000)

On Kalman, H∞ and H2 target tracking: probability of target escape. - Paul L. Rawicz; Paul R. Kalata; Kevin M. Murphy; Thomas A. Chmielewski (ACC, 2000)