| |
| 1997 | ||
|---|---|---|
| 5 | Ralf Röhrig: Representation and Processing of Qualitative Orientation Knowledge. KI 1997: 219-230 | |
| 1994 | ||
| 4 | Ralf Röhrig: A Theory for Qualitative Spatial Reasoning Based on Order Relations. AAAI 1994: 1418-1423 | |
| 1993 | ||
| 3 | Longin Jan Latecki, Ralf Röhrig: Orientation and Qualitative Angle for Spatial Reasoning. IJCAI 1993: 1544-1549 | |
| 2 | Longin Jan Latecki, Ralf Röhrig: Räumliches Schließen und Berechenbarkeit. KI 7(4): 35-43 (1993) | |
| 1992 | ||
| 1 | Ralf Röhrig, Elisabeth Neugebauer: Kommentar zu T. Bollinger. Ontologie und Axiomatik der Wissensbasis von LILOG 1992: 167-170 | |
| 1 | Longin Jan Latecki | [2] [3] |
| 2 | Elisabeth Neugebauer | [1] |