@online{ timsrc, author = "Braun, Daniel", title = "Vorlesung Physik Grundkurs 3 (Optik, Analytische Mechanik, Quantenmechanik), 4. Stunde", publisher = "Universität Tübingen", year = "2020", month = "Nov", day = "26", url = "https://timms.uni-tuebingen.de:443/tp/UT_20201126_001_ws2021physgk3_0001", urldate = "2024-04-20" }