Dunnell, Ruth . " Tanguts and the Tangut state of Ta Hsia . " Ph . D . diss, Princeton University, 1983.
邓如萍:《党项和党项人的国家西夏 》, 普林斯顿大学1983年博士论文.
The war quelled the great Song Dynasty, the northern Tangut Dynasty disappeared without a trace.
金戈铁马荡平了大宋王朝, 北方的西夏王朝也消失在历史的云烟深处,空渺无迹,不知去向,给后人留下了一个个悬念.
Dunnell, Ruth . " Who are the Tanguts? Remarks onTangut ethnogenesis and the ethnonym Tangut . " Journal of Asian History , 18 ( 1984 ) , pp .78——89.
邓如萍:《谁是党项人? 党项的人种与种族特征》,《亚洲研究杂志》, 18期,78—89页.