炎姜族由农业衰变为半农半牧部落的环境考古学探索
An Archeological Exploration of the Environment for the Jiang Tribe of Yan Decaying from an Agricultural Tribe to a Semi-agricultural and Semi-husbandry One
少数民族传统文化的两难境地&以云南元谋姜驿乡傈僳族为例
Traditional ethnic culture in a catch-22 situation