@INPROCEEDINGS{4725797, title={Interoperability of Context Based System Policies Using O2O Contract}, author={Coma, C. and Cuppens-Boulahia, N. and Cuppens, F. and Cavalli, A.R.}, journal={Signal Image Technology and Internet Based Systems, 2008. SITIS '08. IEEE International Conference on}, year={2008}, month={30 2008-Dec. 3}, volume={}, number={}, pages={137-144}, keywords={business data processing, computability, open systemsbusiness requirements, context based system policies, interoperability security, satisfiability}, doi={10.1109/SITIS.2008.68}, ISSN={}, }