16 October 2018
- 06:5406:54, 16 October 2018 diff hist −11 IFD:Kolloq WiS18 →Syllabus
8 October 2018
- 16:1816:18, 8 October 2018 diff hist −6 IFD:Kolloq WiS18 →Syllabus
18 April 2018
- 09:2009:20, 18 April 2018 diff hist −17 IFD:Kolloq SoS18 →Syllabus
17 November 2017
- 15:4615:46, 17 November 2017 diff hist +11 m IFD:Kolloq WS1718 →Syllabus