TY  - JOUR
AU  - , 
AU  - , 
TI  - Economical Valuation of River to Conservation for sustainability of Water Supply (Case Study: Masal Khalkaei River, Gilan Province)
JO  - Journal of Environmental Research and Technology
VL  - 1
IS  - 1
SP  - 31
EP  - 37
PY  - 2017
DO  - 10.29252/.1.1.31
ER  -