@book { BurnoutimLehrerberuf,
    title = "Burnout im Lehrerberuf",
    author = "Annett {Fiege}",
    year = "2011",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    doi = "10.3239/9783656037088",
    url = "https://www.hausarbeiten.de/document/180647"
}