@book { TheAccuracyofAnalystForecasts,
    title = "The Accuracy of Analyst Forecasts",
    subtitle = "IPOs at the Neue Markt in Frankfurt",
    author = "Patrick J. {Butler}",
    year = "2002",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832461676",
    url = "https://m.diplom.de/document/221624"
}