1. Patel, M., Koch, T., Doerr, M., Tsinaraki, C., Gioldasis, N., Golub, K., Tudhope, D.: Semantic Interoperability in Digital Library Systems. DELOS Network of Excellence on Digital Libraries - deliverable 5.3.1 (2005)
2. Doerr, M.: The CIDOC CRM - An Ontological Approach to Semantic Interoperability of Metadata. AI Magazine 4(1) (2003)
3. LeBoeuf, P. (ed.): Functional Requirements for Bibliographic Records (Frbr): Hype or Cure-All? Haworth Press, Inc. (January 2005) ISBN:0789027984
4. Doerr, M., Hunter, J., Lagoze, C.: Towards a Core Ontology for Information Integration. Journal of Digital information 4(1) (2003)
5. Sinclair, P., Addis, M., Choi, F., Doerr, M., Lewis, P., Martinez, K.: The use of CRM Core in Multimedia Annotation. In: SWAMM 2006. Proceedings of First International Workshop on Semantic Web Annotations for Multimedia, part of the 15th World Wide Web Conference, Edinburgh, Scotland, May 22-26, 2006 (2006)