. (2000). -. (e13180). Iranian Journal of Natural Resources (Not Publish), 53(2), e13180

. "-" .e13180 , Iranian Journal of Natural Resources (Not Publish), 53, 2, 2000, e13180.

. (2000). '-', Iranian Journal of Natural Resources (Not Publish), 53(2), e13180.

, "-," Iranian Journal of Natural Resources (Not Publish), 53 2 (2000): e13180,

. -. Iranian Journal of Natural Resources (Not Publish). 2000;53(2):e13180 (In Persian).