共 50 条
- [32] AN EXTENSION THEOREM FOR A FUNCTIONAL-EQUATION PUBLICATIONES MATHEMATICAE-DEBRECEN, 1981, 28 (3-4): : 275 - 279
- [34] ON A FUNCTIONAL-EQUATION OF SUM FORM PUBLICATIONES MATHEMATICAE-DEBRECEN, 1989, 36 (1-4): : 167 - 177
- [35] SQUARE TYPE FUNCTIONAL-EQUATION CANADIAN MATHEMATICAL BULLETIN-BULLETIN CANADIEN DE MATHEMATIQUES, 1973, 16 (03): : 443 - 445