@book { ExportundUnternehmensgre,
    title = "Export und Unternehmensgröße",
    subtitle = "Eine theoretische Analyse",
    author = "Hartmut {Schott}",
    year = "2001",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1091990"
}