Улс төрийн хэлмэгдүүлэлт: шалтгаан, үр дагавар

This is a copy in A4 size. Note: it has not been published. Extent and format of original material: Typewritten (print). Owner(s) of original material: Mongolian Academy of Sciences, Institute of History and Ethnography. Author(s) of original material: Ch. Dashdavaa, D. Ulziibaatar, O. Daariimaa. Original institution reference: F-6, D-1, HN-141.