. (1984). -. (e14816). Journal of Environmental Studies, 12(12), e14816
. "-" .e14816 , Journal of Environmental Studies, 12, 12, 1984, e14816.
. (1984). '-', Journal of Environmental Studies, 12(12), e14816.
, "-," Journal of Environmental Studies, 12 12 (1984): e14816,
. -. JES. 1984;12(12):e14816 (In Persian).
