Spectral Broadening in Ultrasonic Doppler Flowmeters Due to Unsteady Flow. - Sho Kikkawa; Takami Yamaguchi; Kazuo Tanishita; Motoaki Sugawara (IEEE Trans. Biomed. Eng., 1987)

Number of degrees of freedom, correlation times, and equivalent bandwidths of a random process. - Sho Kikkawa; Masayuki Ishida (IEEE Trans. Inf. Theory, 1988)

On unification of equivalent bandwidths of a random process. - Sho Kikkawa; Hisashi Yoshida (IEEE Signal Process. Lett., 2004)

An analysis of brain and muscle activity in arousal maintenance state against sleepiness. - Hisashi Yoshida; Sho Kikkawa (EMBC, 2011)

EEG analysis of frontal lobe area in arousal maintenance state against sleepiness. - Hisashi Yoshida; Youki Tanaka; Sho Kikkawa (EMBC, 2012)