참고문헌
- Math. Japonica v.38 Semirings with projective ideals J.Ahsan;M.Shabir
- Proc. Amer. Math. Soc. v.21 A fundamental theorem of homomorphisms for semirings P.J.Allen
- Young-nam Math. J. v.2 On isomorphism theorems of seminear-rings W.J.Bae;H.S.Kim;Y.S.Park
- Kyungpook Math. J. v.21 Standard halfrings and standard ideals L.Dale
- Kyungpook Math. J. v.23 Extending certain semiring homomorphisms to ring homomorphisms L.Dale
- Comm. Korean Math. Soc. v.4 On quotient semiring and extension of quotient halfring H.S.Kim
- J. of Chungcheong Math. Soc. v.1 Generalized zero in the quotient semiring Y.H.Kim;H.S.Kim
- Comm. Korean Math. Soc. v.13 Extending semiring homomorphisms to ring homomorphisms S.H.Lee
- Korean J. Comput. & Appl. Math. v.7 Quotient structures of a seminear-ring S.H.Lee;Y.H.Yon