TY  - JOUR
AU  - Yongfa, H.
AU  -  Xu, R.
AU  -  Fang, X. 
TI  - Characterizing ordered semigroups by means of intuitionistic fuzzy bi-ideals.
JO  - Mathware & soft computing
PY  - 2007
SP  - 57
EP  - 66
VL  - 14
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/MSC_2007_2007_1_a3/
LA  - en
ID  - MSC_2007_2007_1_a3
ER  -