1. ; , Stability criteria for discrete-time systems with colored multiplicative noise, Proc. 1975 IEEE Conf. Decision and Control, Houston, Texas, December 1975, pp. 169–175.
2. ; ; , On the stochastic stability of linear systems containing multiplicative noise, Proc. 1975 IEEE Conf. Decision and Control, Houston, Texas, December 1975, pp. 167–168.
3. Optimal Stationary Control of a Linear System with State-Dependent Noise