A portable digital speech rate converter and its evaluation by hearing-impaired listeners. - Yoshito Nejime; Toshiyuki Aritsuka; Toshiki Imamura; Tohru Ifukube; Jun'ichi Matsushima (ICSLP, 1994)

Proposal of a new method for narrowing and moving the stimulated region of cochlear implants: animal experiment and numerical analysis. - Shigeki Miyoshi; Shunji Shimizu; Jun'ichi Matsushima; Tohru Ifukube (IEEE Trans. Biomed. Eng., 1999)