@book { MappingUltimaThule,
    title = "Mapping Ultima Thule",
    author = "Agata {Lubowicka}",
    year = "2020",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/b16308",
    url = "https://www.peterlang.com/document/1068867"
}