1. Generalized Post algebras and their application to some infinitary many-valued logic;Cat Ho;Dissertationes Math.,1973
2. Fuzziness in the structure of linguistic truth values: a foundation for development of fuzzy reasoning;Cat Ho,1987
3. Semi-Post algebras;Cat Ho;Studia Logica,1987
4. Subalgebras and homomorphisms of semi-Post algebras;Cat Ho;Studia Logica,1987
5. Plain semi-Post algebras and their representability;Cat Ho;Studia Logica,1989