Saloua Chatti. Referential Opacity and Epistemic Logic. Logica Universalis, 5(2):225-247, 2011. [doi]
@article{Chatti11, title = {Referential Opacity and Epistemic Logic}, author = {Saloua Chatti}, year = {2011}, doi = {10.1007/s11787-011-0034-5}, url = {http://dx.doi.org/10.1007/s11787-011-0034-5}, researchr = {https://researchr.org/publication/Chatti11}, cites = {0}, citedby = {0}, journal = {Logica Universalis}, volume = {5}, number = {2}, pages = {225-247}, }