1. Maintaining knowledge about temporal intervals;Allen;Communications of the ACM,1983
2. Andrienko, N., Andrienko, G., Wachowicz, M., & Orellana, D. (2008). Uncovering interactions between moving objects. In Paper presented at the 5th international conference on geographic information science.
3. A qualitative calculus for moving point objects constrained by networks;Bogaert,2008
4. Brakatsoulas, S., Pfoser, D., & Tryfona, N. (2004). Modeling, storing, and mining moving object databases. In Paper presented at the proceedings of the international database engineering and applications symposium.
5. Brakatsoulas, S., Pfoser, D., Salas, R., & Wenk, C. (2005). On map-matching vehicle tracking data. In Paper presented at the proceedings of the 31st international conference on very large data bases.