Shaobo Deng, Meiying Sun, Cungen Cao, Yuefei Sui. A Sound and Complete Axiomatic System for Modality $\Box\phi\equiv\Box_1\phi\land\Box_2\phi$. In Zhongzhi Shi, Zhaohui Wu, David B. Leake, Uli Sattler, editors, Intelligent Information Processing VII - 8th IFIP TC 12 International Conference, IIP 2014, Hangzhou, China, October 17-20, 2014, Proceedings. Volume 432 of IFIP Advances in Information and Communication Technology, pages 152-160, Springer, 2014. [doi]
Abstract is missing.