Author	Title	Journal	ISSN	Publisher	Date	Volume	Number	Page	URL	URL(DOI)
KIM Youngbong	Conceptual Change in Vietnamese Nha nhac	Journal of the Musicological Society of Japan	00302597	The Musicological Society of Japan	1999-00-00	45	1	15-27	http://ci.nii.ac.jp/naid/110000131748/en/