@book { BurnoutamBeispieleinesLehrers,
    title = "Burnout am Beispiel eines Lehrers",
    author = "Christian {Bornemann}",
    year = "2003",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    doi = "10.3239/9783638217095",
    url = "https://www.hausarbeiten.de/document/17026"
}