@book { WierelevantsindValueRelevanceUntersuchungen,
    title = "Wie relevant sind Value Relevance-Untersuchungen?",
    author = "Björn {Gerresheim}",
    year = "2003",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832475628",
    url = "https://m.diplom.de/document/222840"
}