@book { BilderBelgiensverstehen,
    title = "Bilder Belgiens verstehen",
    author = "Marieke {Gillessen}",
    year = "2016",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-06059-1",
    url = "https://www.peterlang.com/document/1049590"
}