@online{ timsrc, author = "Bartelmann, Matthias", title = "Die Enträtselung des Universums", publisher = "Universität Tübingen", year = "2007", month = "Nov", day = "06", url = "https://timms.uni-tuebingen.de:443/tp/UT_20071106_001_rvunivers_0001", urldate = "2024-11-19" }