TY  - JOUR
AU  - Jahanbeigi, A.
AU  - Kalantari, M. E.
TI  - NGN Management Model and Utility Networks’ Estimated Capital Investment in Operation  Support Systems for the Next Years
JO  - Nashriyyah -i Muhandisi -i Barq va Muhandisi -i Kampyutar -i Iran
VL  - 7
IS  - 2
SP  - 114
EP  - 124
PY  - 2009
DO  - 
ER  -