@book { ErnstistdasLebenheiterdieKunst,
    title = "«Ernst ist das Leben, heiter die Kunst.»",
    author = "Joanna {Firaza}",
    year = "2013",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-03019-8",
    url = "https://www.peterlang.com/document/1047779"
}