@book { MueFaulheitNichtstun,
    title = "Muße – Faulheit – Nichtstun",
    author = "Sonja {Koroliov} and Andrea {Zink}",
    year = "2018",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/b12912",
    url = "https://www.peterlang.com/document/1110558"
}