TY - Historical Geography Research A1 - Ling Yan, Yang Shuigen T1 - Study on the Abolishment and Operation of Tujia System of Immigrant Society in Qing Dynasty, Centered on the New Document of Tujia in Yichun County Y1 - 2022-08-31 00:00:00.0 JF - Historical Geography Research JO - Historical Geography Research SP - 77 EP - 88 VL - 42 IS - 2 UR - {https://www.lsdlyj.com.cn/EN/Y2022/V42/I2/77} N1 - ER -