TY  - JOUR
AU  - Sajadi, Shahla
AU  - Cheshmeh Sohrabi, Mozafar
TI  - Evaluating of the structure of Federated Searching Systems for presentation a  national model
JO  - Journal of Knowledge Studies
VL  - 7
IS  - 27
SP  - 55
EP  - 72
PY  - 2015
DO  - 
ER  -