 @article {thierry_typologie_1991,
	title = {Typologie et chronologie des {\textquoteright}kai yuan tong bao{\textquoteright} des Tang},
	journal = {Revue numismatique},
	volume = {6},
	number = {33},
	year = {1991},
	pages = {209{\textendash}249},
	doi = {10.3406/numi.1991.1962},
	url = {http://www.persee.fr/web/revues/home/prescript/article/numi_0484-8942_1991_num_6_33_1962},
	author = {Fran{\c c}ois Thierry}
}
