1. Bittner, T. and L.J. Goldberg, "The Qualitative and Time-Dependent Character of Spatial Relations in Biomedical Ontologies," Bioinformatics, 2007. accessible at: 10.1093/bioinformatics/btm155.
2. Rosse, C., et al., "Motivation and Organizational Principles for Anatomical Knowledge Representation: The Digital Anatomist Symbolic Knowledge Base," Journal of the American Medical Informatics Association, 1998. 5: 17-40.
3. Brachman, R.J. and H.J. Levesque, eds. Readings in Knowledge Representation. San Mateo, CA: Morgan Kaufmann, 1985.
4. Weld, D.S. and J. de Kleer, eds. Readings in Qualitative Reasoning about Physical Systems. San Mateo, CA: Morgan Kaufmann, 1985.
5. Cohn, A.G. and S.M. Hazarika, "Qualitative Spatial Representation and Reasoning: An Overview," Fundamenta Informaticae, 2001. 46: 1-29.
6. Forbus, K., "Qualitative Process Theory," Artificial Intelligence, 1984. 24: 85-168.
7. Smith, B., "Ontology: An Introduction," in Blackwell Guide to the Philosophy of Computing and Information Blackwell Guide to the Philosophy of Computing and Information, L. Floridi, ed. Oxford: Blackwell, 2003: 155-166.
8. Smith, B. and B. Brogaard, "Quantum Mereotopology," Annals of Mathematics and Artificial Intelligence, 2002. 35: 1-9.
9. Bittner, T. and M. Donnelly. "A Formal Theory of Qualitative Size and Distance Relations," in Proceedings of the 21 International Workshop on Qualitative Reasoning, QR2007. 2007: 31-49.
10. Bittner, T. and M. Donnelly, "Logical Properties of Foundational Relations in Bio-ontologies," Artificial Intelligence in Medicine, 2007. 39: 197-216.
11. Donnelly, M. and T. Bittner. "Spatial Relations between Classes of Individuals in Spatial Information Theory," Cognitive and Computational Foundations of Geographic Information Science. International Conference (COSIT 2005). 2005: 22-35.
12. Donnelly, M., T. Bittner, and C. Rosse, "A Formal Theory for Spatial Representation and Reasoning in Bio-medical Ontologies," Artificial Intelligence in Medicine, 2006. 36: 1-27.
13. Bittner, T., M. Donnelly, and S. Winter, "Ontology and Semantic Interoperability," in Large-scale 3D Data Integration: Problems and Challenges, D. Prosperi and S. Zlatanova, eds. New York: Taylor & Francis, 2005: 139-160.
14. Bittner, T., M. Donnelly, and B. Smith. "Individuals, Universals, Collections: On the Foundational Relations of Ontology," Proceedings of the Third International Conference on Formal Ontology in Information Systems, FOIS04. 2004: 160-171.
15. Bittner, T. and B. Smith, "A Theory of Granular Partitions," in Foundations of Geographic Information Science, M. Duckham, M. Goodchild, and M. Worboys, eds. New York: Taylor & Francis, 2003: 117-151.
16. Bittner, T. and S. Winter, "On Ontology in Image Analysis," in Integrated Spatial Databases, P. Agouris and A. Stefanidis, eds. 1999. Portland, ME: Springer-Verlag, 1999: 168-191.
17. Bittner, T., "Approximate Qualitative Temporal Reasoning," Annals of Mathematics and Artificial Intelligence, 2002. 35: 39-80.
18. Bittner, T., "Approximate Temporal Reasoning," Spatial and Temporal Granularity, Papers from the 2000 AAAI Workshop. 2000: 12-30.
19. Bittner, T. and M. Donnelly, "A Theory of Granular Parthood Based on Qualitative Cardinality and Size Measures," Proceedings of the 4th International Conference on Formal Ontology in Information Systems. 2006: 45-71.
20. Bittner, T. and M. Donnelly, "A Temporal Mereology for Distinguishing Objects and Portions of Stuff," Twenty-Second AAAI Conference on Artificial Intelligence (AAAI-07). 2007: 22-34.
21. Donnelly, M., "Containment Relations in Anatomical Ontologies," AIMA Annual Symposium Proceedings. 2005: 206-210.
22. Donnelly, M., "On Parts and Holes: The Spatial Structure of the Human Body," in Proceedings of the 11th World Congress on Medical Informatics (MedInfo-04). 2004: 204-211.
23. Donnelly, M., "Relative Places," in Applied Ontology. 2005: 42-49.
24. Donnelly, M., "Layered Mereotopology," in IJCAI 2003 -- Eighteenth International Joint Conference on Artificial Intelligence. 2003: 23-31.
25. Grenon, P., B. Smith, and L. Goldberg, "Biodynamic Ontology: Applying BFO in the Biomedical Domain," Ontologies in Medicine: Proceedings of the Workshop on Medical Ontologies. 2004: 30-42.
26. Smith, B., "The Logic of Biological Classification and the Foundations of Biomedical Ontology," 10th International Conference in Logic Methodology and Philosophy of Science. 2004, 190-201.
27. Ceusters, W. and B. Smith, "Tracking Referents in Electronic Health Records," in Medical Informatics Europe. 2005, 22-33.
28. Johansson, I., et al., "Functional Anatomy: A Taxonomic Proposal," Acta Biotheoretica, 2005. 53: 153-166.
29. Smith, B., et al., "Anatomical Information Science," Spatial Information Theory. Proceedings of COSIT 2005. 2005: 1-14.
30. Cohn, A., "Formalising Bio-Spatial Knowledge," Proceedings of the 2nd International Conference on Formal Ontology in Information Systems (FOIS'01). 2001: 23-35.
31. Smith, B., et al., "Relations in Biomedical Ontologies," Genome Biology, 2005. 6: r46.