@book { EndogenePsychosenSchizophrenie,
    title = "Endogene Psychosen - Schizophrenie",
    author = "Pascal {Fischer}",
    year = "2004",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    doi = "10.3239/9783638326544",
    url = "https://www.hausarbeiten.de/document/31745"
}