@book { DachauSong,
    title = "Dachau Song",
    author = "Paul F. {Cummins}",
    year = "2014",
    publisher = "Peter Lang Verlag",
    address = "New York, United States of America",
    doi = "10.3726/978-1-4539-1302-4",
    url = "https://www.peterlang.com/document/1054369"
}