@unpublished{,
    author = {Schwarz, Jürgen; Schmidt, Jan},
    title = {Der City Tunnel Leipzig : Sicherheitsaspekte beim Tunnelvortrieb},
    editor = {},
    booktitle = {},
    series = {},
    journal = {},
    address = {},
    publisher = {},
    edition = {},
    year = {2007},
    isbn = {},
    volume = {},
    number =  {},
    pages = {},
    url = {},
    doi = {},
    keywords = {},
    abstract = {},
    note = {Vortrag bei Tunnelbaufachtagung der BG, Bad Hennef, Januar 2007},
    institution = {Universität der Bundeswehr München, Fakultät für Bauingenieurwesen und Umweltwissenschaften, BAU 8 - Institut für Baubetrieb, Professur: Schwarz, Jürgen},
    
    
}