@book { FehlerLernenUnternehmen,
    title = "Fehler – Lernen – Unternehmen",
    author = "Gabriele {Ebner} and Peter {Heimerl} and Elke M. {Schüttelkopf}",
    year = "2009",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-01895-0",
    url = "https://www.peterlang.com/document/1054018"
}