- Hegel, Georg Wilhelm Friedrich, 1770-1831 (6)
- Bonsiepen, Wolfgang (2)
- Becker, C. (1)
- Buchner, Hartmut, 1927- (1)
- Düsing, Klaus (1)
- Grotsch, Klaus (1)
- Heede, Reinhard (1)
- Horstmann, Rolf-Peter, 1940- (1)
- Kimmerle, Heinz, 1930- (1)
- Pöggeler, Otto, 1928- (1)
- Trede, Johann Heinrich (1)