Wednesday may 3, 2017 | Seminar Economy and meaning
Wednesday april 19, 2017 | Seminar Economy and meaning
Wednesday january 14, 2015 | Seminar Economy and meaning
Thursday october 16, 2008 | Seminar Social life
Thursday march 11, 2004 | Seminar Social life
Thursday september 18, 2003 | Seminar Social life
Thursday september 19, 2002 | Seminar Social life