4-valued Reasoning with Stratified Bilattices Hisashi Komatsu author 2000-02 text Proceedings of the 14th Pacific Asia Conference on Language, Information and Computation Akira Ikeya editor Masahito Kawamori editor PACLIC 14 Organizing Committee Waseda University International Conference Center, Tokyo, Japan conference publication komatsu-2000-4 http://hdl.handle.net/2065/12152 https://aclanthology.org/Y00-1020/ 2000-02 195 206