« Xikang », The Columbia Encyclopedia, Sixth Edition (consulté le )
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Lawrence Epstein et International Association for Tibetan Studies. Seminar, Khams Pa Histories : Visions of People, Place and Authority : PIATS 2000, Leiden, Boston, Brill, , 172 p. (ISBN978-90-04-12423-3, OCLC48619288, lire en ligne), p. 287
(en) Peng Wenbin, Frontier Process, Provincial Politics and Movements for Khampa Autonomy, in (en) Lawrence Esptein (dir.), Khams Pa Histories : Visions of People, Place and Authority : Tibetan Studies: Proceedings of the Ninth Seminar of the International Association for Tibetan Studies, Leiden 2000, Brill, (ISSN1568-6183, lire en ligne)
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(en) Peng Wenbin, Frontier Process, Provincial Politics and Movements for Khampa Autonomy, in (en) Lawrence Esptein (dir.), Khams Pa Histories : Visions of People, Place and Authority : Tibetan Studies: Proceedings of the Ninth Seminar of the International Association for Tibetan Studies, Leiden 2000, Brill, (ISSN1568-6183, lire en ligne)
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« On 10th October 1932, Liu and the Tibetan leaders signed a truce in which it was agreed that the Tibetan forces would remain west of the Yangtze river and the Chinese would remain east of it. The river remained the de facto border between Tibet and China until October 1950 (Peissel 1972 Guibaut 1949) »John Studley, « The History of Kham », (consulté le )
Lawrence Epstein et International Association for Tibetan Studies. Seminar, Khams Pa Histories : Visions of People, Place and Authority : PIATS 2000, Leiden, Boston, Brill, , 172 p. (ISBN978-90-04-12423-3, OCLC48619288, lire en ligne), p. 287