. (2000). -. (e13181). Iranian Journal of Natural Resources (Not Publish), 53(2), e13181

. "-" .e13181 , Iranian Journal of Natural Resources (Not Publish), 53, 2, 2000, e13181.

. (2000). '-', Iranian Journal of Natural Resources (Not Publish), 53(2), e13181.

, "-," Iranian Journal of Natural Resources (Not Publish), 53 2 (2000): e13181,

. -. Iranian Journal of Natural Resources (Not Publish). 2000;53(2):e13181 (In Persian).