1) NIIKAWA T. Modeling of a speech production system based on MRI measurement of three-dimensional vocal tract shapes during fricative consonant phnation. Proc. 6th Int. Conf. Spoken Language Processing. (2000) vol.2, p.174-177.
2) NAKAI T. Sound pressure distribution and propagation paths in the vocal tract with the pyriform fossa and the larynx. Proc. 6th Int. Conf. spoken Language Processing. (2000) vol.4, p.89-92.