A compound primitive operator approach to the realisation of video sub-band filter banks. - David R. Bull; Graham Wacey; John J. Stone; Jon M. Soloff (ICASSP (1), 1993)

POFGEN: A design automation system for VLSI digital filters with invariant transfer function. - Graham Wacey; David R. Bull (ISCAS, 1993)

Gate Level Optimisation of Primitive Operator Digital Filters using a Carry Save Decomposition. - David R. Bull; Graham Wacey (ISCAS, 1994)