@book { GlasmalereiimDienstederNation,
    title = "Glasmalerei im Dienste der Nation",
    author = "Rebekka {Gysel}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Lausanne, Switzerland",
    doi = "10.3726/b16784",
    url = "https://www.peterlang.com/document/1058536"
}