@book { DerKriegderanderen,
    title = "Der Krieg der anderen",
    subtitle = "Die Polen und der Erste Weltkrieg 1914–1918",
    author = "Andrzej {Chwalba}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/b17964",
    url = "https://www.peterlang.com/document/1117800"
}