@book { ChristianWagnerBeitrgezuLebenundWerk,
    title = "Christian Wagner. Beiträge zu Leben und Werk",
    author = "Burckhard {Dücker}",
    year = "2017",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/b10925",
    url = "https://www.peterlang.com/document/1054660"
}