An MOS digital network model on a modified thevenin equivalent for logic simulation. - Tsuyoshi Takahashi; Satoshi Kojima; Osamu Yamashiro; Kazuhiko Eguchi; Hideki Fukuda (DAC, 1984)

Signed Digit CMOS (SD-CMOS) Logic Circuits with Static Operation. - Hideki Fukuda (ISMVL, 2004)

Signed-digit CMOS (SD-CMOS) Logic Circuits with Dynamic Operation. - Hideki Fukuda (ISMVL, 2005)