Jin-Gyun Chung Keshab K. Parhi Synthesis and Pipelining of Ladder Wave Digital Filters in Digital Domain. 77-80 1995 conf/iscas/1995 ISCAS db/conf/iscas/iscas1995-1.html#ChungP95 https://doi.org/10.1109/ISCAS.1995.521455