@online{ timsrc, author = "Batyrev, Victor", title = "Vorlesung Algebra, 4. Stunde", publisher = "Universität Tübingen", year = "2024", month = "Apr", day = "17", url = "https://timms.uni-tuebingen.de:443/tp/UT_20240417_002_sose24algebra_0001", urldate = "2024-12-03" }