@book { Bearslayers,
    title = "Bearslayers",
    author = "William D. {Prigge}",
    year = "2015",
    publisher = "Peter Lang Verlag",
    address = "New York, United States of America",
    doi = "10.3726/978-1-4539-1468-7",
    url = "https://www.peterlang.com/document/1051584"
}