Publication
P.K.Kozlov. "Mongolia and the Kham region", “Report from Russian Geographical Society research expedition led by P.K.Kozlov between 1899 and 1901”, Volumes 1-2, St. Petersburg, 1905-1906.
P.K.Kozlov. "Mongolia, Amdo and Khara-Khoto", Moscow, 1923.
P.K.Kozlov. "Notes from Mongolia in 1923-1926", Moscow. 1949.