1. Block implementation of two-dimensional digital filters;Azimi-Sadjadi,1982
2. Block implementation of half-plane digital filters;Gnanasekaran;IEEE Trans. Circuits & Systems,1987
3. A note on digital filter synthesis;Gold,1968
4. Block implementation of two-dimensional filters;Loney,1978
5. Block realization of 2-D half-plane IIR digital filters with matrix convolutions computable in 2-D FFT;Mertzios,1984