R. W. Liu

Application of Lyapunov's direct method to the error-propagation effect in convolutional codes (Corresp.)

James L. Massey, R. W. Liu, J. Massey, 1964, IEEE Trans. Inf. Theory.

Analysis of the Generalized Stochastic Petri Nets by State Aggregation

Hany H. Ammar, R. W. Liu, H. Ammar, 1985, PNPM.