@book { LebensstilwandelinOstdeutschland,
    title = "Lebensstilwandel in Ostdeutschland",
    subtitle = "Gesundheitsökonomische Implikationen",
    author = "Paul {Marschall}",
    year = "2004",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/b14088",
    url = "https://www.peterlang.com/document/1068618"
}