User contributions
- 16:35, 30 June 2015 (diff | hist) . . (+814) . . Talk:Aufgaben:Problem 10
- 13:55, 30 June 2015 (diff | hist) . . (+1) . . Talk:Aufgaben:Problem 10
- 13:55, 30 June 2015 (diff | hist) . . (+345) . . Talk:Aufgaben:Problem 10
- 18:40, 29 June 2015 (diff | hist) . . (+602) . . Talk:Aufgaben:Problem 8 (current)