- Börger, Egon, 1946- (9)
- Workshop on Computer Science Logic (7)
- Richter, Michael M., 1938- (3)
- Kleine Büning, Hans (2)
- Gurevich, Yuri (1)
- Hasenjaeger, G. (Gisbert), 1919- (1)
- Kleine Büning, Hans, 1948- (1)
- Meinke, K. (Karl) (1)
- Rödding, D. (Dieter), 1937- (1)
- Symposium "Rekursive Kombinatorik" (1)