英文摘要、关键词

Communication of Han and Tibetan Historiography & Relationship of Dunhuang Academic Tradition and Tubo Historiography，Written Law of Jiaosiluo Regime and the Legislation on the Relationship between Tibetans and Han People in Song Dynasty，A Survey on the Route and Time of Tubo‘s Entering Yunnan，The Factor of Environmental Protection Contained in Tibetan Traditional Culture……