@book { PrinzipiengeleitetesInvestmentundWirtschaftspolitik,
    title = "Prinzipiengeleitetes Investment und Wirtschaftspolitik",
    author = "Christina {Eichel}",
    year = "2011",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-00860-9",
    url = "https://www.peterlang.com/document/1045628"
}