Sułek، Emilia Róża (2014)، "Invisible Mongols: Observations from Fieldwork in Tibet"(PDF)، في Agata Bareja-Starzyńska؛ Jan Rogala؛ Filip Majkowski (المحررون)، A Window onto the Other: Contributions on the Study of the Mongolian, Turkic, and Manchu-Tungusic Peoples, Languages, and Cultures، Warsaw: University of Warsaw، ص. 248.