Research on the currency laws in Tang dynasty 并列题名:Research on the currency laws in Tang dynasty Research on the court defense system in Tang dynasty Research of mishusheng in tang dynasty Research on the Wei Zhi Lv of Qing dynasty Research on the neicang finance of Song dynasty Research on the archives of Nanbu county in qing dynasty Research on the poetics of Jiangnan in late Ming dynasty Research on the Henan Provincial examination in Qing dynasty Research on the prefaces in the Northern Song dynasty