@book { Landnahmen,
    title = "«Landnahmen»",
    subtitle = "Texte skandinavischer Kolonialreisender vom 17. bis ins 20. Jahrhundert",
    author = "Eiken {Friedrichsen}",
    year = "2010",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1135541"
}