@book { Martyrium,
    title = "Martyrium",
    author = "Nicole {Hartmann}",
    year = "2013",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-03849-1",
    url = "https://www.peterlang.com/document/1045900"
}