@book { AlterundTechnik,
    title = "Alter und Technik",
    author = "Verena {Moser-Siegmeth} and Georg {Aumayr}",
    year = "2011",
    publisher = "facultas",
    address = "Wien, Österreich",
    url = "https://campus-lizenzen.facultas.at/document/412760"
}