@book { VirtuelleNetze,
    title = "Virtuelle Netze",
    subtitle = "Chance für interdisziplinäre Kooperationen in Institutionen- Festschrift für Thomas Witte",
    author = "Thorsten {Claus} and Klaus {Helling} and Andreas {Knaden} and Matthias {Kramer}",
    year = "2005",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1100760"
}