Venkat Ramachandran Ravi P. Ramachandran Christian S. Gargour Some properties of the z-domain continued fraction expansions of 1-D discrete reactance functions. 841-844 2001 conf/iscas/2001 ISCAS (2) http://doi.ieeecomputersociety.org/10.1109/ISCAS.2001.921202 db/conf/iscas/iscas2001-2.html#RamachandranRG01