. (1974). -. (e14625). Journal of Environmental Studies, 1(1), e14625
. "-" .e14625 , Journal of Environmental Studies, 1, 1, 1974, e14625.
. (1974). '-', Journal of Environmental Studies, 1(1), e14625.
, "-," Journal of Environmental Studies, 1 1 (1974): e14625,
. -. JES. 1974;1(1):e14625 (In Persian).
