1. (1) M. Mori, M. Ogihara, S. Taniguchi, K. Takahashi, and S. Sagawa : “Evaluations of the Singing by Using Bone-Transmitted Speech Sounds”, FIT2004, Vol. 2, G-015, pp. 375-376 (2004-9) (in Japanese)
2. 森 幹男.荻原慎洋.谷口秀次.高橋謙三.佐川晋也:「骨導音声による歌声の評価」,FIT2004, 分冊2, G-015, pp. 375-376 (2004-9)