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3. Chen, D., Dassisti, M., & Elvesæter, B. (2007). Enterprise interoperability framework and knowledge corpus. (INTEROP Network of Excellence Contract no. IST-508011. Final report Annex: Knowledge Pieces, Deliverable DI.3-Annex). Retrieved August, 2009, from http://interop-vlab.eu/ ei_public_deliverables
4. GRAI integrated methodology and its mapping onto generic enterprise reference architecture and methodology
5. Enterprise modelling techniques to improve efficiency of enterprises