@book { MarktwertbilanzierungvonFinanzinstrumentennachUSGAAPIAS,
    title = "Marktwertbilanzierung von Finanzinstrumenten nach US-GAAP/IAS",
    author = "Ulrich {Ackermann}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1092131"
}