| 2007 | CP | Eligible and Frozen Constraints for Solving Temporal Qualitative Constraint Networks. | Jean-Franois Condotta, Grard Ligozat, Mahmoud Saade |
| 2006 | TIME | Ultimately Periodic Simple Temporal Problems (UPSTPs). | Jean-Franois Condotta, Grard Ligozat, Mahmoud Saade, Stavros Tripakis |
| 2005 | CP | Weak Composition for Qualitative Spatial and Temporal Reasoning. | Jochen Renz, Grard Ligozat |
| 2005 | ICTAI | Ultimately Periodic Qualitative Constraint Networks for Spatial and Temporal Reasoning. | Jean-Franois Condotta, Grard Ligozat, Stavros Tripakis |
| 2004 | ECAI | Problems with Local Consistency for Qualitative Calculi. | Grard Ligozat, Jochen Renz |
| 2004 | KR | Axiomatizing the Cyclic Interval Calculus. | Jean-Franois Condotta, Grard Ligozat |
| 2004 | PRICAI | What Is a Qualitative Calculus? A General Framework. | Grard Ligozat, Jochen Renz |
| 2003 | TIME | On the Consistency Problem for the INDU Calculus. | Philippe Balbiani, Jean-Franois Condotta, Grard Ligozat |
| 2001 | FlAIRS | Modeling of Multi-Dimensional Relational Constraints Between Point Objects. | Debasis Mitra, Grard Ligozat, Lail Hossain |
| 2000 | TIME | Reasoning about Generalized Intervals: Horn Representability and Tractability. | Philippe Balbiani, Jean-Franois Condotta, Grard Ligozat |
| 1992 | COLING | How To Visualize Time, Tense And Aspect? | Grard Ligozat, Michael Zock |