@book { OptionsbewertungmitNeuronalenNetzen,
    title = "Optionsbewertung mit Neuronalen Netzen",
    author = "Michael {Hanke}",
    year = "1998",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1087065"
}