author = { Groos, Ulrike Haacke, Hans },

title = { Klaus Bussmann (1941-2019) },

publisher = {},

isbn = {0940-9459},

keywords = { Nachruf , Bußmann, Klaus },

year = {2019},

address = { },

url = { http://slubdd.de/katalog?TN_libero_mab2 }