1. AISB–1997: Spatial Reasoning in Mobile Robots and Animals. In: Proceedings AISB 1997 Workshop. Manchester Univ., Manchester, UK (1997)
2. Allen, J.: Towards a general theory of action and time. Artificial Intelligence 23(20), 123–154 (1984)
3. Arkin, R.C.: Behavior-Based Robotics. MIT Press, Cambridge (1998)
4. Asher, N., Aurnague, M., Bras, M., Sablayrolles, P., Vieu, L.: De l’espace-temps dans l’analyse du discours. Rapport interne IRIT/95-08-R. Institut de Recherche en Informatique, Univ. Paul Sabatier, Toulouse (1995)
5. Asher, N., Vieu, L.: Toward a geometry of commonsense: a semantics and a complete axiomatization of mereotopology. In: Proceedings IJCAI 1995, pp. 846–852. Morgan Kauffman, San Mateo (1995)