The data collection of voice across Japan (VAJ) project. - Ikuo Kudo; Takao Nakama; Nozomi Arai; Nahoko Fujimura (ICSLP, 1994)

Constructing Speech Processing Systems on Universal Phonetic Codes Accompanied with Reference Acoustic Models. - Kazuyo Tanaka; Hiroaki Kojima; Nahoko Fujimura; Yoshiaki Itoh 001 (ICPR (3), 2002)