. (1985). -. (e14168). Journal of Environmental Studies, 13(13), e14168
. "-" .e14168 , Journal of Environmental Studies, 13, 13, 1985, e14168.
. (1985). '-', Journal of Environmental Studies, 13(13), e14168.
, "-," Journal of Environmental Studies, 13 13 (1985): e14168,
. -. JES. 1985;13(13):e14168 (In Persian).
