1. On the structure of 2-D observers;Bisiacco;IEEE Trans. Automat. Control,1986
2. On some connections between BIBO and internal stability of two-dimensional filters;Bisiacco;IEEE Trans. Circuits and Systems,1985
3. Local controllability and causal reconstructability of singular 2-D systems;Kaczorek;Bull. Polish. Acad. Sci. Tech. Sci.,1989
4. Observability and reconstructability of singular 2-D systems;Kaczorek;Bull. Polish. Acad. Sci. Tech. Sci.,1989
5. Observers for singular 2-D systems;Kaczorek;Bull. Polish. Acad. Sci. Tech. Sci.,1989