International Symposium on Algebraic Structures and Number Theory.International Symposium on Algebraic Structures and Numer Theory(1st : 1988 : Hong Kong)：Algebraic structures and number theory : proceedings of the....World Scientific,1990.
International Symposium on Algebraic Structures and Numer Theory(1st : 1988 : Hong Kong)：Algebraic structures and number theory : proceedings of the...
International Symposium on Algebraic Structures and Number Theory.World Scientific,1990.
