TY  - JOUR
AU  - , 
TI  - A comparison of Calculated Fixed Radius and Numerical Model Methods to delineate drinking water wellheads protection area in Yaft Abad district, Tehran
JO  - Iranian Journal of Geology
VL  - 1
IS  - 26
SP  - 1
EP  - 10
PY  - 2013
DO  - 
ER  -