@online{
   timsrc,
   author = "Kohler, Wilhelm",
   title = "Lecture Macroeconomics II, 15. and 16. Lesson",
   publisher = "Universität Tübingen",
   year = "2019",
   month = "Dec",
   day = "11",
   url = "https://timms.uni-tuebingen.de:443/tp/UT_20191211_001_makrooeko2_0001",
   urldate = "2024-04-20"
}