@book { OlorCaledonius,
    title = "«Olor Caledonius»",
    author = "Gregor {Nagengast}",
    year = "2012",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-01708-3",
    url = "https://www.peterlang.com/document/1045814"
}