Chuan Qian gu yan dao yu xi nan di qu jing ji she hui fa zhan yan jiu = Study on the ancient salt road in Sichuan-Guizhou and the economic and social development in Southwest China
Ya pian zhan zheng hou Qing gong Yue hai guan shui shou bao gao = Tariff Archives of the Imperial Customs of the Qing Dynasty in Guangdong after the First Opium War in the Qing's Palace