RT Journal T1 Logic of primary-conditionals and secondaryconditionals A1 Liu Zhuanghu, Li Xiaowu PB Front. Philos. China FD 2006-12-05 YR 2006 JF Frontiers of Philosophy in China JO Front. Philos. China VO 1 IS 4 SP 710 DO 10.1007/s11466-006-0033-4 K1 logic of conditionals, primary-conditionals and secondary-conditionals, neighborhood semantics, canonical model, monotonicity LK {https://journal.hep.com.cn/fpc/EN/article/article_8554.shtml}