@book { InnerMongoliaOuterMongolia,
    title = "Inner Mongolia, Outer Mongolia",
    subtitle = "The History of the Division of the Descendants of Chinggis Khan in the 20th Century",
    author = "Sunho {Kim}",
    year = "2022",
    publisher = "Peter Lang Verlag",
    address = "New York, United States of America",
    doi = "10.3726/b17242",
    url = "https://www.peterlang.com/document/1159997"
}