@book { HerdenverhaltenaufFinanzmrkten,
    title = "Herdenverhalten auf Finanzmärkten",
    author = "Gabriele {Alheid}",
    year = "2012",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    doi = "10.3239/9783656312000",
    url = "https://www.hausarbeiten.de/document/203255"
}