. (1994). -. (e25465). Journal of Economic Research (Tahghighat- E- Eghtesadi), 31(48), e25465
. "-" .e25465 , Journal of Economic Research (Tahghighat- E- Eghtesadi), 31, 48, 1994, e25465.
. (1994). '-', Journal of Economic Research (Tahghighat- E- Eghtesadi), 31(48), e25465.
, "-," Journal of Economic Research (Tahghighat- E- Eghtesadi), 31 48 (1994): e25465,
. -. J. Econ. Res.. 1994;31(48):e25465 (In Persian).
