@online{ timsrc, author = "Braun, Daniel", title = "Vorlesung Quantenmechanik, 39. und 40. Stunde", publisher = "Universität Tübingen", year = "2021", month = "Jun", day = "30", url = "https://timms.uni-tuebingen.de:443/tp/UT_20210630_001_sose21quantmech_0001", urldate = "2024-11-04" }